Bump mypy from 0.800 to 0.812 in /components/server
Bump mypy from 0.800 to 0.812 in /components/server

Bumps [mypy](https://github.com/python/mypy) from 0.800 to 0.812.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](https://github.com/python/mypy/compare/v0.800...v0.812)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
ICTU/quality-time,ICTU/quality-time,ICTU/quality-time,ICTU/quality-time