Update docker.io/postgres Docker tag to v18

clusters/cl01tl/platform/external-secrets/Chart.yaml

@@ -12,7 +12,7 @@ sources:
   - https://github.com/external-secrets/external-secrets/tree/main/deploy/charts/external-secrets
 dependencies:
   - name: external-secrets
-    version: 1.0.0
+    version: 0.20.4
     repository: https://charts.external-secrets.io
 icon: https://avatars.githubusercontent.com/u/68335991?s=48&v=4
 appVersion: 0.17.0

hosts/ps10rp/gitea/compose.yaml

@@ -19,7 +19,7 @@ services:
             - /dev/net/tun:/dev/net/tun
 
     postgresql:
-        image: docker.io/postgres:17.6-alpine3.21
+        image: docker.io/postgres:18.0-alpine3.21
         container_name: gitea-postgres
         env_file:
             - .env