Bump league/commonmark from 2.0.2 to 2.1.0
Bump league/commonmark from 2.0.2 to 2.1.0

Bumps [league/commonmark](https://github.com/thephpleague/commonmark) from 2.0.2 to 2.1.0.
- [Release notes](https://github.com/thephpleague/commonmark/releases)
- [Changelog](https://github.com/thephpleague/commonmark/blob/2.1/CHANGELOG.md)
- [Commits](https://github.com/thephpleague/commonmark/compare/2.0.2...2.1.0)

---
updated-dependencies:
- dependency-name: league/commonmark
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
firefly-iii/firefly-iii,firefly-iii/firefly-iii,firefly-iii/firefly-iii,firefly-iii/firefly-iii