chore(deps): update postgres docker tag to v16.4

Author: renovate[bot]

src/development/stack.yml

@@ -67,7 +67,7 @@ services:
       POSTGRES_DB_FILE: /run/secrets/postgres_db
       POSTGRES_PASSWORD_FILE: /run/secrets/postgres_password
       POSTGRES_USER_FILE: /run/secrets/postgres_user
-    image: postgres:16.3-alpine@sha256:36ed71227ae36305d26382657c0b96cbaf298427b3f1eaeb10d77a6dea3eec41
+    image: postgres:16.4-alpine@sha256:492898505cb45f9835acc327e98711eaa9298ed804e0bb36f29e08394229550d
     secrets:
     - postgres_db
     - postgres_password