Update Helm release postgres to v0.5.1

Author: renovate[bot]

apps/all/traccar/postgresql-helm-release.yaml

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: postgres
-      version: 0.4.7
+      version: 0.5.1
       sourceRef:
         kind: HelmRepository
         name: groundhog2k-charts