Update postgres Docker tag to v16.4 (#9311)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

docker/catalog-auth-s3-otel-jdbc/docker-compose.yml

@@ -240,7 +240,7 @@ services:
       retries: 15
 
   postgres:
-    image: postgres:16.3
+    image: postgres:16.4
     ports:
       - "5432:5432"
     # set shared memory limit when using docker-compose

gc/gc-repository-jdbc/src/intTest/resources/org/projectnessie/gc/contents/jdbc/Dockerfile-postgres-version

@@ -1,3 +1,3 @@
 # Dockerfile to provide the image name and tag to a test.
 # Version is managed by Renovate - do not edit.
-FROM postgres:16.3
+FROM postgres:16.4

versioned/storage/jdbc-tests/src/main/resources/org/projectnessie/versioned/storage/jdbctests/Dockerfile-postgres-version

@@ -1,3 +1,3 @@
 # Dockerfile to provide the image name and tag to a test.
 # Version is managed by Renovate - do not edit.
-FROM postgres:16.3
+FROM postgres:16.4