feat(helm): update chart cloudnative-pg to 0.19.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
cloudnative-pg (source)	minor	0.18.2 -> 0.19.0

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Release Notes

cloudnative-pg/charts (cloudnative-pg)

### [`v0.19.0`](https://togithub.com/cloudnative-pg/charts/compare/cloudnative-pg-v0.18.2...cloudnative-pg-v0.19.0) [Compare Source](https://togithub.com/cloudnative-pg/charts/compare/cloudnative-pg-v0.18.2...cloudnative-pg-v0.19.0)

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[github-actions[bot]]

--- kubernetes/apps/database/cloudnative-pg/app Kustomization: flux-system/database-cloudnative-pg HelmRelease: database/cloudnative-pg

+++ kubernetes/apps/database/cloudnative-pg/app Kustomization: flux-system/database-cloudnative-pg HelmRelease: database/cloudnative-pg

@@ -9,13 +9,13 @@

     spec:
       chart: cloudnative-pg
       sourceRef:
         kind: HelmRepository
         name: cloudnative-pg
         namespace: flux-system
-      version: 0.18.2
+      version: 0.19.0
   install:
     createNamespace: true
     remediation:
       retries: 3
   interval: 30m
   maxHistory: 2