Pause Nextcloud on CloudNativePG endpoint

apps/nextcloud/values.yaml

@@ -1,3 +1,4 @@
+replicaCount: 0
 image:
   pullPolicy: Always
 
@@ -175,6 +176,7 @@ internalDatabase:
 externalDatabase:
   enabled: true
   type: postgresql
+  host: nextcloud-postgresql
   user: nextcloud
   database: nextcloud
   existingSecret:
@@ -183,7 +185,7 @@ externalDatabase:
 mariadb:
   enabled: false
 postgresql:
-  enabled: true
+  enabled: false
   global:
     postgresql:
       auth: