chore(release): 6.11.0 [skip ci]

# [6.11.0](https://gitlab.com/to-be-continuous/python/compare/6.10.0...6.11.0) (2024-04-28)

### Bug Fixes

* **cache:** always keep cache ([8cf171ed](https://gitlab.com/to-be-continuous/python/commit/8cf171edde7577b4179530192169730eff122ff2))

### Features

* add mypy job ([cc22e8c0](https://gitlab.com/to-be-continuous/python/commit/cc22e8c0eda56d2df00e22b8034da40fd2cfc937))