Bump docutils from 0.21.2 to 0.22.4
Bumps [docutils](https://github.com/rtfd/recommonmark) from 0.21.2 to 0.22.4.
- [Changelog](https://github.com/readthedocs/recommonmark/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rtfd/recommonmark/commits)
---
updated-dependencies:
- dependency-name: docutils
dependency-version: 0.22.4
dependency-type: direct:production
update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>