build(deps-dev): update mypy requirement from ^0.750 to ^0.760
build(deps-dev): update mypy requirement from ^0.750 to ^0.760

Updates the requirements on [mypy](https://github.com/python/mypy) to permit the latest version.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](https://github.com/python/mypy/compare/v0.750...v0.760)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
Woile/commitizen,Woile/commitizen