chore(deps): update workflow dependencies (minor & patch) (#614)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| alpine/helm |  | minor | `3.13.3` -> `3.14.0` |
| alpine/helm | container | minor | `3.13.3` -> `3.14.0` |
| [markdownlint-cli](https://github.com/igorshubovych/markdownlint-cli) | devDependencies | minor | [`^0.38.0` -> `^0.39.0`](https://renovatebot.com/diffs/npm/markdownlint-cli/0.38.0/0.39.0) |

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### Release Notes

<details>
<summary>igorshubovych/markdownlint-cli (markdownlint-cli)</summary>

### [`v0.39.0`](https://github.com/igorshubovych/markdownlint-cli/releases/tag/v0.39.0): 0.39.0

[Compare Source](https://github.com/igorshubovych/markdownlint-cli/compare/v0.38.0...v0.39.0)

-   Update `markdownlint` dependency to `0.33.0`
    -   Add `MD055`/`table-pipe-style`, `MD056`/`table-column-count`
    -   Improve `MD005`/`MD007`/`MD024`/`MD026`/`MD038`
    -   Incorporate `micromark-extension-directive`
    -   Improve JSON schema, document validation
-   Handle trailing commas in JSONC configuration
-   Update all dependencies via `Dependabot`

</details>

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Co-authored-by: pat-s <patrick.schratz@gmail.com>
Reviewed-on: https://gitea.com/gitea/helm-chart/pulls/614
Co-authored-by: Renovate Bot <renovate-bot@gitea.com>
Co-committed-by: Renovate Bot <renovate-bot@gitea.com>

.markdownlint.yaml

@@ -73,7 +73,7 @@ MD022:
 # MD024/no-duplicate-heading/no-duplicate-header - Multiple headings with the same content
 MD024:
   # Only check sibling headings
-  allow_different_nesting: true
+  siblings_only: true
 
 # MD025/single-title/single-h1 - Multiple top-level headings in the same document
 MD025: