Update dependency markdownlint-cli to v0.44.0 (forgejo) (#6758)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [markdownlint-cli](https://github.com/igorshubovych/markdownlint-cli) | devDependencies | minor | [`0.43.0` -> `0.44.0`](https://renovatebot.com/diffs/npm/markdownlint-cli/0.43.0/0.44.0) |

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### Release Notes

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

### [`v0.44.0`](https://github.com/igorshubovych/markdownlint-cli/releases/tag/v0.44.0)

[Compare Source](https://github.com/igorshubovych/markdownlint-cli/compare/v0.43.0...v0.44.0)

- Update `markdownlint` dependency to `0.37.4`
- Convert module to ECMAScript (breaking change)
- Stop using `require`, convert to `import`
- Improve `MD032`
- Update all dependencies via `Dependabot`

</details>

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Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/6758
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Renovate Bot <forgejo-renovate-action@forgejo.org>
Co-committed-by: Renovate Bot <forgejo-renovate-action@forgejo.org>