Update Helm release postgres-cluster to v6

This PR contains the following updates:

| Package | Update | Change | Pending |
|---|---|---|---|
| [grafana-operator](https://github.com/grafana/helm-charts) | minor | `v5.18.0` -> `v5.19.1` | `v5.19.4` (+2) |

---

### Release Notes

<details>
<summary>grafana/helm-charts (grafana-operator)</summary>

### [`v5.19.1`](https://github.com/grafana/helm-charts/releases/tag/grafana-operator-v5.19.1)

[Compare Source](https://github.com/grafana/helm-charts/compare/grafana-operator-v5.18.0...grafana-operator-v5.19.1)

Helm chart for the [grafana-operator](https://github.com/grafana/grafana-operator)

Tag on source: https://github.com/grafana/grafana-operator/releases/tag/v5.19.1

</details>

---

### Configuration

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♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

---

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---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS4zNS4wIiwidXBkYXRlZEluVmVyIjoiNDEuMzUuMCIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiY2hhcnQiXX0=-->

Reviewed-on: #1140
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/applications/directus/Chart.yaml

@@ -27,7 +27,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/directus.png
 appVersion: 11.7.2

clusters/cl01tl/applications/freshrss/Chart.yaml

@@ -27,7 +27,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/freshrss.png
 appVersion: 1.26.2

clusters/cl01tl/applications/immich/Chart.yaml

@@ -20,7 +20,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-16-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/immich.png
 appVersion: v1.132.3

clusters/cl01tl/applications/jellystat/Chart.yaml

@@ -21,7 +21,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/jellystat.png
 appVersion: 1.1.6

clusters/cl01tl/applications/lidarr/Chart.yaml

@@ -24,7 +24,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/lidarr.png
 appVersion: 2.11.2

clusters/cl01tl/applications/outline/Chart.yaml

@@ -28,7 +28,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/outline.png
 appVersion: 0.84.0

clusters/cl01tl/applications/photoview/Chart.yaml

@@ -20,7 +20,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/photoview.png
 appVersion: 2.4.0

clusters/cl01tl/applications/postiz/Chart.yaml

@@ -26,7 +26,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/postiz.png
 appVersion: v1.43.3

clusters/cl01tl/applications/radarr-4k/Chart.yaml

@@ -27,7 +27,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/radarr-4k.png
 appVersion: 5.22.4

clusters/cl01tl/applications/radarr-anime/Chart.yaml

@@ -27,7 +27,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/radarr-anime.png
 appVersion: 5.22.4

clusters/cl01tl/applications/radarr-standup/Chart.yaml

@@ -26,7 +26,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/radarr.png
 appVersion: 5.22.4

clusters/cl01tl/applications/radarr/Chart.yaml

@@ -26,7 +26,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/radarr.png
 appVersion: 5.22.4

clusters/cl01tl/applications/roundcube/Chart.yaml

@@ -21,7 +21,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/roundcube.png
 appVersion: 1.6.10

clusters/cl01tl/applications/sonarr-4k/Chart.yaml

@@ -27,7 +27,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/sonarr.png
 appVersion: 4.0.14

clusters/cl01tl/applications/sonarr-anime/Chart.yaml

@@ -26,7 +26,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/sonarr.png
 appVersion: 4.0.14

clusters/cl01tl/applications/sonarr/Chart.yaml

@@ -26,7 +26,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/sonarr.png
 appVersion: 4.0.14

clusters/cl01tl/applications/vaultwarden/Chart.yaml

@@ -28,7 +28,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/vaultwarden.png
 appVersion: 1.33.2

clusters/cl01tl/applications/yamtrack/Chart.yaml

@@ -22,7 +22,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/yamtrack.png
 appVersion: 0.22.7

clusters/cl01tl/management/argo-workflows/Chart.yaml

@@ -25,7 +25,7 @@ dependencies:
     repository: https://argoproj.github.io/argo-helm
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/argo-cd.png
 appVersion: v3.6.7

clusters/cl01tl/management/komodo/Chart.yaml

@@ -23,7 +23,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/komodo.png
 appVersion: v1.17.5

clusters/cl01tl/monitoring/gatus/Chart.yaml

@@ -22,7 +22,7 @@ dependencies:
     version: 1.3.1
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/gatus.png
 appVersion: v5.12.0

clusters/cl01tl/monitoring/grafana-operator/Chart.yaml

@@ -17,11 +17,11 @@ maintainers:
   - name: alexlebens
 dependencies:
   - name: grafana-operator
-    version: v5.18.0
+    version: v5.19.1
     repository: https://grafana.github.io/helm-charts
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/grafana.png
 appVersion: v5.18.0

clusters/cl01tl/platform/authentik/Chart.yaml

@@ -29,7 +29,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/authentik.png
 appVersion: 2025.4.1

clusters/cl01tl/platform/gitea/Chart.yaml

@@ -44,7 +44,7 @@ dependencies:
     version: 1.19.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://raw.githubusercontent.com/walkxcode/dashboard-icons/main/png/gitea.png
 appVersion: 1.23.7

clusters/cl01tl/platform/matrix-synapse/Chart.yaml

@@ -53,7 +53,7 @@ dependencies:
     repository: oci://harbor.alexlebens.net/helm-charts
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/matrix.png
 appVersion: 1.129.0

clusters/cl01tl/platform/n8n/Chart.yaml

@@ -21,7 +21,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/n8n.png
 appVersion: 1.93.0

clusters/cl01tl/platform/ollama/Chart.yaml

@@ -23,7 +23,7 @@ dependencies:
     version: 4.2.0
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/ollama.png
 appVersion: 0.7.0

clusters/cl01tl/platform/stalwart/Chart.yaml

@@ -23,7 +23,7 @@ dependencies:
     repository: https://bjw-s-labs.github.io/helm-charts/
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/stalwart.png
 appVersion: v0.11.8

clusters/cl01tl/services/harbor/Chart.yaml

@@ -21,7 +21,7 @@ dependencies:
     repository: https://helm.goharbor.io
   - name: postgres-cluster
     alias: postgres-17-cluster
-    version: 5.1.0
+    version: 6.4.4
     repository: http://gitea-http.gitea:3000/api/packages/alexlebens/helm
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/harbor.png
 appVersion: v2.13.0