Bump checkstyle from 8.21 to 8.22 (#248)
Bump checkstyle from 8.21 to 8.22 (#248)

Bumps [checkstyle](https://github.com/checkstyle/checkstyle) from 8.21 to 8.22.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](https://github.com/checkstyle/checkstyle/compare/checkstyle-8.21...checkstyle-8.22)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
maruTA-bis5/mattermost4j,maruTA-bis5/mattermost4j