chore(deps): update helm release grafana-operator to v5.22.0 (#4202)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [grafana-operator](https://github.com/grafana/helm-charts) | minor | `5.21.4` → `5.22.0` |

---

### Release Notes

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

### [`v5.22.0`](https://github.com/grafana/helm-charts/releases/tag/grafana-operator-5.22.0)

[Compare Source](https://github.com/grafana/helm-charts/compare/grafana-operator-5.21.4...grafana-operator-5.22.0)

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

Tag on source: <https://github.com/grafana/grafana-operator/releases/tag/v5.22.0>

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **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.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0My4yNS43IiwidXBkYXRlZEluVmVyIjoiNDMuMjUuNyIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiY2hhcnQiXX0=-->

Reviewed-on: #4202
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/grafana-operator/Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: grafana-operator
   repository: https://grafana.github.io/helm-charts
-  version: 5.21.4
+  version: 5.22.0
 - name: postgres-cluster
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 7.7.0
@@ -11,5 +11,5 @@ dependencies:
 - name: redis-replication
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 1.0.4
-digest: sha256:e93e3ce24fc395b07f64b9536a48c7b91e1a5de594406df9e5690c3b6b04f63a
-generated: "2026-02-21T13:55:30.346865-06:00"
+digest: sha256:ef0a64bd24d9c0d5e861fc949c173fecaaf418627b2bc64973547a9d577aa5cf
+generated: "2026-02-24T19:40:11.951103549Z"

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

@@ -17,7 +17,7 @@ maintainers:
   - name: alexlebens
 dependencies:
   - name: grafana-operator
-    version: 5.21.4
+    version: 5.22.0
     repository: https://grafana.github.io/helm-charts
   - name: postgres-cluster
     alias: postgres-18-cluster