chore(deps): update helm release cloudnative-pg to v0.27.0

Author: dependencysherpa[bot]

argo/system/cloudnative-pg.yaml

@@ -10,7 +10,7 @@ spec:
   sources:
     - repoURL: https://cloudnative-pg.github.io/charts
       chart: cloudnative-pg
-      targetRevision: 0.26.1
+      targetRevision: 0.27.0
   destination:
     name: in-cluster
     namespace: cloudnative-pg-system