Bump m2r2 from 0.2.7 to 0.2.8
Bump m2r2 from 0.2.7 to 0.2.8

Bumps [m2r2](https://github.com/crossnox/m2r2) from 0.2.7 to 0.2.8.
- [Release notes](https://github.com/crossnox/m2r2/releases)
- [Changelog](https://github.com/CrossNox/m2r2/blob/development/CHANGES.md)
- [Commits](https://github.com/crossnox/m2r2/compare/v0.2.7...v0.2.8)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
sobolevn/django-split-settings