Update postgres-cluster Docker tag to v7.11.2

clusters/cl01tl/helm/gitea/Chart.lock

@@ -13,7 +13,7 @@ dependencies:
   version: 2.4.0
 - name: postgres-cluster
   repository: oci://harbor.alexlebens.net/helm-charts
-  version: 7.10.0
+  version: 7.11.2
 - name: valkey
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.5.0
@@ -23,5 +23,5 @@ dependencies:
 - name: volsync-target
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.8.0
-digest: sha256:a31820970bf7a7e5fa51ff09668238ab5e3b9d4433a71e35d07b779ff632b94c
-generated: "2026-04-01T21:57:18.743604859Z"
+digest: sha256:4dc7ea441a81261a431f917521e528819ab708f6ddb4b3a77412464aecec3598
+generated: "2026-04-04T21:55:40.825761015Z"