Chore(deps-dev): Bump nextcloud/openapi-extractor

Bumps [nextcloud/openapi-extractor](https://github.com/nextcloud-releases/openapi-extractor) from 1.3.0 to 1.4.0.
- [Changelog](https://github.com/nextcloud-releases/openapi-extractor/blob/main/CHANGELOG.md)
- [Commits](nextcloud-releases/openapi-extractor@v1.3.0...v1.4.0)

---
updated-dependencies:
- dependency-name: nextcloud/openapi-extractor
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>