feat(helm): update chart cloudnative-pg ( 0.20.2 → 0.21.0 ) (#3558)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [cloudnative-pg](https://cloudnative-pg.io)
([source](https://togithub.com/cloudnative-pg/charts)) | minor |
`0.20.2` -> `0.21.0` |

---

### Release Notes

<details>
<summary>cloudnative-pg/charts (cloudnative-pg)</summary>

###
[`v0.21.0`](https://togithub.com/cloudnative-pg/charts/releases/tag/cloudnative-pg-v0.21.0)

[Compare
Source](https://togithub.com/cloudnative-pg/charts/compare/cloudnative-pg-v0.20.2...cloudnative-pg-v0.21.0)

CloudNativePG Operator Helm Chart

#### What's Changed

- feat(cluster): Make roles configurable by
[@&#8203;gpothier](https://togithub.com/gpothier) in
[cloudnative-pg/charts#247
- chore(deps): update actions/checkout action to v4.1.3 by
[@&#8203;renovate](https://togithub.com/renovate) in
[cloudnative-pg/charts#260
- chore(deps): update helm/kind-action action to v1.10.0 by
[@&#8203;renovate](https://togithub.com/renovate) in
[cloudnative-pg/charts#261
- Release cloudnative-pg-v0.21.0 by
[@&#8203;github-actions](https://togithub.com/github-actions) in
[cloudnative-pg/charts#266

#### New Contributors

- [@&#8203;gpothier](https://togithub.com/gpothier) made their first
contribution in
[cloudnative-pg/charts#247

**Full Changelog**:
cloudnative-pg/charts@cluster-v0.0.8...cloudnative-pg-v0.21.0

</details>

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Co-authored-by: repo-jeeves[bot] <106431701+repo-jeeves[bot]@users.noreply.github.com>

kubernetes/staging/apps/dbms/cloudnative-pg/cloudnative-pg/helm-release.yaml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: cloudnative-pg
-      version: 0.20.2
+      version: 0.21.0
       sourceRef:
         kind: HelmRepository
         name: cloudnative-pg-charts