fix(container): update ghcr.io/cloudnative-pg/postgresql docker tag to v16.4-55

[renovate]

This PR contains the following updates:

Package	Update	Change
ghcr.io/cloudnative-pg/postgresql	patch	16.4-54 -> 16.4-55

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[github-actions]

--- kubernetes/apps/home-automation/home-assistant-db/app Kustomization: flux-system/home-assistant-db Cluster: home-automation/home-assistant

+++ kubernetes/apps/home-automation/home-assistant-db/app Kustomization: flux-system/home-assistant-db Cluster: home-automation/home-assistant

@@ -26,13 +26,13 @@

       serverName: home-assistant
       wal:
         compression: bzip2
         maxParallel: 8
     retentionPolicy: 30d
   enableSuperuserAccess: true
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-54
+  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-55
   instances: 2
   nodeMaintenanceWindow:
     inProgress: false
     reusePVC: true
   postgresql:
     parameters:
--- kubernetes/apps/home/immich-db/app Kustomization: flux-system/immich-db Cluster: home/immich

+++ kubernetes/apps/home/immich-db/app Kustomization: flux-system/immich-db Cluster: home/immich

@@ -30,13 +30,13 @@

     initdb:
       database: immich
       owner: immich
       secret:
         name: immich-db
   enableSuperuserAccess: true
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-54
+  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-55
   instances: 1
   postgresql:
     parameters:
       max_connections: '100'
       shared_buffers: 256MB
   primaryUpdateStrategy: unsupervised
--- kubernetes/apps/home/mealie-db/app Kustomization: flux-system/mealie-db Cluster: home/mealie

+++ kubernetes/apps/home/mealie-db/app Kustomization: flux-system/mealie-db Cluster: home/mealie

@@ -30,13 +30,13 @@

     initdb:
       database: mealie
       owner: mealie
       secret:
         name: mealie-db
   enableSuperuserAccess: true
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-54
+  imageName: ghcr.io/cloudnative-pg/postgresql:16.4-55
   instances: 1
   postgresql:
     parameters:
       max_connections: '100'
       shared_buffers: 128MB
   primaryUpdateStrategy: unsupervised
`