chore(deps): update helm release cloudnative-pg to v0.28.2 (#1601)

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

Author: renovate[bot]

kubernetes/apps/infrastructure/operators/cloudnative-pg/app/helmrelease.yaml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: cloudnative-pg
-      version: 0.28.0
+      version: 0.28.2
       sourceRef:
         kind: HelmRepository
         name: cnpg