Bump m4tthumphrey/php-gitlab-api from 11.9.0 to 11.10.0 (#1481)

Bumps [m4tthumphrey/php-gitlab-api](https://github.com/GitLabPHP/Client) from 11.9.0 to 11.10.0.
- [Release notes](https://github.com/GitLabPHP/Client/releases)
- [Changelog](https://github.com/GitLabPHP/Client/blob/11.10/CHANGELOG.md)
- [Commits](GitLabPHP/Client@11.9.0...11.10.0)

---
updated-dependencies:
- dependency-name: m4tthumphrey/php-gitlab-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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