Update dpage/pgadmin4 Docker tag to v9.11 (#2434)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| dpage/pgadmin4 | minor | `9.10` -> `9.11` |

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### 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.

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Reviewed-on: #2434
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/pgadmin/values.yaml

@@ -28,7 +28,7 @@ pgadmin4:
             runAsGroup: 5050
           image:
             repository: dpage/pgadmin4
-            tag: "9.10"
+            tag: "9.11"
             pullPolicy: IfNotPresent
           env:
             - name: PGADMIN_CONFIG_ENHANCED_COOKIE_PROTECTION