Bump league/commonmark from 2.9.0 to 2.10.0 (#73)

Bumps [league/commonmark](https://github.com/thephpleague/commonmark) from 2.9.0 to 2.10.0.
- [Release notes](https://github.com/thephpleague/commonmark/releases)
- [Changelog](https://github.com/thephpleague/commonmark/blob/2.10/CHANGELOG.md)
- [Commits](thephpleague/commonmark@2.9.0...2.10.0)

---
updated-dependencies:
- dependency-name: league/commonmark
  dependency-version: 2.10.0
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]