chore(deps): update bitnami/postgresql-repmgr docker tag to v16.3.0-debian-12-r11 (GoogleCloudPlatform#1325)

* chore(deps): update bitnami/postgresql-repmgr docker tag to v16.3.0-debian-12-r11

* Update values.yaml

---------

Co-authored-by: Olivier Bourgeois <3271352+bourgeoisor@users.noreply.github.com>

Author: renovate-bot

databases/gke-stateful-postgres/helm/postgresql-bootstrap/values.yaml

@@ -1,3 +1,17 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 ## Example is available at https://github.com/bitnami/charts/blob/master/bitnami/postgresql/values.yaml
 
 global:
@@ -12,7 +26,7 @@ postgresql-ha:
   postgresql:
     image:
       repository: bitnami/postgresql-repmgr
-      tag: 16.3.0-debian-12-r9
+      tag: 16.3.0-debian-12-r11
     replicaCount: 3
     nodeAffinityPreset:
       type: "soft"