Update actions/checkout action to v5

This PR contains the following updates:

| Package | Update | Change | Pending |
|---|---|---|---|
| [plugin-barman-cloud](https://cloudnative-pg.io) ([source](https://github.com/cloudnative-pg/charts)) | minor | `0.2.0` -> `0.3.0` | `0.3.1` |

---

### Release Notes

<details>
<summary>cloudnative-pg/charts (plugin-barman-cloud)</summary>

### [`v0.3.0`](https://github.com/cloudnative-pg/charts/releases/tag/plugin-barman-cloud-v0.3.0)

[Compare Source](https://github.com/cloudnative-pg/charts/compare/plugin-barman-cloud-v0.2.0...plugin-barman-cloud-v0.3.0)

Helm Chart for CloudNativePG's CNPG-I backup plugin using Barman Cloud

#### What's Changed

- chore(deps): update sigstore/cosign-installer action to v4 by [@&#8203;renovate](https://github.com/renovate)\[bot] in [#&#8203;690](https://github.com/cloudnative-pg/charts/pull/690)
- chore(deps): update helm/kind-action action to v1.13.0 by [@&#8203;renovate](https://github.com/renovate)\[bot] in [#&#8203;706](https://github.com/cloudnative-pg/charts/pull/706)
- chore(deps): update dependency python to 3.14 by [@&#8203;renovate](https://github.com/renovate)\[bot] in [#&#8203;682](https://github.com/cloudnative-pg/charts/pull/682)
- Release plugin-barman-cloud-v0.3.0 by [@&#8203;github-actions](https://github.com/github-actions)\[bot] in [#&#8203;716](https://github.com/cloudnative-pg/charts/pull/716)

**Full Changelog**: <https://github.com/cloudnative-pg/charts/compare/cloudnative-pg-v0.26.1...plugin-barman-cloud-v0.3.0>

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0Mi41LjAiLCJ1cGRhdGVkSW5WZXIiOiI0Mi41LjAiLCJ0YXJnZXRCcmFuY2giOiJtYWluIiwibGFiZWxzIjpbImNoYXJ0Il19-->

Reviewed-on: #1995
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

.gitea/workflows/lint-test-docker.yaml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 

.gitea/workflows/lint-test-helm.yaml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 

.gitea/workflows/renovate.yaml

@@ -16,7 +16,7 @@ jobs:
     container: ghcr.io/renovatebot/renovate:42
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Renovate
         run: renovate

clusters/cl01tl/storage/cloudnative-pg/Chart.yaml

@@ -19,7 +19,7 @@ dependencies:
     version: 0.26.1
     repository: https://cloudnative-pg.io/charts/
   - name: plugin-barman-cloud
-    version: 0.2.0
+    version: 0.3.0
     repository: https://cloudnative-pg.io/charts/
 icon: https://avatars.githubusercontent.com/u/100373852?s=200&v=4
 appVersion: 1.26.0