Bump commonmark from 0.11.0 to 0.12.1
Bump commonmark from 0.11.0 to 0.12.1

Bumps [commonmark](https://github.com/atlassian/commonmark-java) from 0.11.0 to 0.12.1.
- [Release notes](https://github.com/atlassian/commonmark-java/releases)
- [Changelog](https://github.com/atlassian/commonmark-java/blob/master/CHANGELOG.md)
- [Commits](https://github.com/atlassian/commonmark-java/compare/commonmark-parent-0.11.0...commonmark-parent-0.12.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
proshin-roman/blog