feat(container)!: Update ghcr.io/cloudnative-pg/postgresql Docker tag ( 16.5-1 → 17.2-4 )

[renovate]

This PR contains the following updates:

Package	Update	Change
ghcr.io/cloudnative-pg/postgresql	major	16.5-1 -> 17.2-4

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[magnusbot]

--- kubernetes/main/apps/database/cloudnative-pg/cluster Kustomization: flux-system/cloudnative-pg-cluster Cluster: database/postgres

+++ kubernetes/main/apps/database/cloudnative-pg/cluster Kustomization: flux-system/cloudnative-pg-cluster Cluster: database/postgres

@@ -7,13 +7,13 @@

     kustomize.toolkit.fluxcd.io/name: cloudnative-pg-cluster
     kustomize.toolkit.fluxcd.io/namespace: flux-system
   name: postgres
   namespace: database
 spec:
   enableSuperuserAccess: true
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.5-1
+  imageName: ghcr.io/cloudnative-pg/postgresql:17.2-4
   instances: 3
   monitoring:
     enablePodMonitor: true
     podMonitorMetricRelabelings:
     - action: replace
       sourceLabels: