feat(container): update image docker.io/dpage/pgadmin4 to v8.5 (#5843)

| datasource | package                  | from | to  |
| ---------- | ------------------------ | ---- | --- |
| docker     | docker.io/dpage/pgadmin4 | 8.4  | 8.5 |

Co-authored-by: rosey-the-renovator-bot[bot] <98764075+rosey-the-renovator-bot[bot]@users.noreply.github.com>

kubernetes/main/apps/databases/pgadmin/app/helmrelease.yaml

@@ -36,7 +36,7 @@ spec:
     image:
       registry: docker.io
       repository: dpage/pgadmin4
-      tag: "8.4"
+      tag: "8.5"
 
     # pgadmin upgrades get stuck on the PV if we use RollingUpdate
     strategy: