Mbstrdecoder

- Add `__all__` to __init__.py
- Add `zip_safe=False`
- Update `[build-system]`

**Full Changelog**: https://github.com/thombashi/mbstrdecoder/compare/v1.1.2...v1.1.3

- Add support for Python 3.12
- Drop support for Python 3.6
- Fix a type annotation

**Full Changelog**: https://github.com/thombashi/mbstrdecoder/compare/v1.1.1...v1.1.2

What's Changed
* Remove chardet<5 requirement by karolinku in https://github.com/thombashi/mbstrdecoder/pull/6
- Add support for Python 3.11
- Remove code that for support Python 2

New Contributors
* karolinku made their first contribution in https://github.com/thombashi/mbstrdecoder/pull/6

**Full Changelog**: https://github.com/thombashi/mbstrdecoder/compare/v1.1.0...v1.1.1

- Add support for Python 3.10
- Drop support for Python 3.5

- Allow `chardet` v4: 4 (Thanks to jayvdb)

- Add support for Python 3.9
- Drop Python 2 support
- Add type annotations support
- Remove an install package dependency