chore(deps): update dependency element-hq/synapse to v1.146.0

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| registry.k8s.io/coredns/coredns | minor | `v1.13.2` → `v1.14.1` |

---

### 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:eyJjcmVhdGVkSW5WZXIiOiI0Mi42OS4yIiwidXBkYXRlZEluVmVyIjoiNDIuNjkuMiIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiaW1hZ2UiXX0=-->

Reviewed-on: #3526
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/coredns/values.yaml

@@ -1,7 +1,7 @@
 coredns:
   image:
     repository: registry.k8s.io/coredns/coredns
-    tag: v1.13.2
+    tag: v1.14.1
   replicaCount: 3
   resources:
     requests:

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

@@ -81,4 +81,4 @@ dependencies:
     repository: oci://harbor.alexlebens.net/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/matrix.png
 # renovate: datasource=github-releases depName=element-hq/synapse
-appVersion: 1.145.0
+appVersion: 1.146.0