Migrate Postgres backup user to ObjectBucketClaim with updated configuration

applications/templates/cloudnativepg.yaml

@@ -69,16 +69,13 @@ spec:
     size: 50Gi
     storageClass: local-path
 ---
-apiVersion: ceph.rook.io/v1
-kind: CephObjectStoreUser
+apiVersion: objectbucket.io/v1alpha1
+kind: ObjectBucketClaim
 metadata:
-  name: postgres-backup-user
+  name: postgres-backup-claim
   namespace: ceph
 spec:
-  store: rgw-bulk
-  displayName: "Postgres Backup User"
-  quotas:
-    maxSize: 400G
-  capabilities:
-    user: "*"
-    bucket: "*"
+  generateBucketName: postgres-backup
+  storageClassName: rgw-bulk
+  additionalConfig:
+    maxSize: "400G"