Update Helm release gitea to v12.4.0 (#1692)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [gitea](https://gitea.com/gitea/helm-gitea) | minor | `12.3.0` -> `12.4.0` |

---

### Release Notes

<details>
<summary>gitea/helm-gitea (gitea)</summary>

### [`v12.4.0`](https://gitea.com/gitea/helm-gitea/releases/tag/v12.4.0)

[Compare Source](https://gitea.com/gitea/helm-gitea/compare/v12.3.0...v12.4.0)

##### Bug Fixes

- **deps:** use bitnamilegacy images ([#&#8203;962](https://github.com/gitea/helm-gitea/issues/962)) ([`8901754`](https://github.com/gitea/helm-gitea/commit/8901754))

##### Maintenance

- **deps:** update dependency helm-unittest/helm-unittest to v1.0.2 ([#&#8203;960](https://github.com/gitea/helm-gitea/issues/960)) ([`40d8e5b`](https://github.com/gitea/helm-gitea/commit/40d8e5b))
- **deps:** update commitlint/commitlint docker tag to v20 ([#&#8203;957](https://github.com/gitea/helm-gitea/issues/957)) ([`1cdb7b7`](https://github.com/gitea/helm-gitea/commit/1cdb7b7))
- **deps:** update lockfiles ([#&#8203;956](https://github.com/gitea/helm-gitea/issues/956)) ([`5c88f5f`](https://github.com/gitea/helm-gitea/commit/5c88f5f))
- **deps:** update alpine/helm docker tag to v3.19.0 ([#&#8203;954](https://github.com/gitea/helm-gitea/issues/954)) ([`d7437ce`](https://github.com/gitea/helm-gitea/commit/d7437ce))

</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:eyJjcmVhdGVkSW5WZXIiOiI0MS4xMzUuNCIsInVwZGF0ZWRJblZlciI6IjQxLjEzNS40IiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6WyJjaGFydCJdfQ==-->

Reviewed-on: https://gitea.alexlebens.dev/alexlebens/infrastructure/pulls/1692
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/platform/gitea/Chart.yaml

@@ -26,7 +26,7 @@ maintainers:
   - name: alexlebens
 dependencies:
   - name: gitea
-    version: 12.3.0
+    version: 12.4.0
     repository: https://dl.gitea.io/charts/
   - name: gitea-actions
     repository: oci://harbor.alexlebens.net/helm-charts