Smbus3

What's Changed
* Enable Python3.8 by eindiran in https://github.com/eindiran/smbus3/pull/23
* Fix Twine issues by upgrading to 5.1.1 by eindiran in https://github.com/eindiran/smbus3/pull/25


**Full Changelog**: https://github.com/eindiran/smbus3/compare/v0.5.4...v0.5.5

What's Changed

* [Create issue templates](https://github.com/eindiran/smbus3/pull/13)
* Developer tooling changes:
* [Update workflows for `dev` branch](https://github.com/eindiran/smbus3/pull/18)
* Use `action-validator` as [pre-commit hook](https://github.com/eindiran/smbus3/pull/19).
* [Expanded `Makefile` tasks](https://github.com/eindiran/smbus3/pull/17) with better control over uninstalling `smbus3`, purging the `pip` cache, and building packages (with just binary wheels or just source distributions).
* [Improve metadata in `setup.cfg`](https://github.com/eindiran/smbus3/pull/15), including adding OS/plaform info, and minimum Python3 version.
* [Expand type stubs](https://github.com/eindiran/smbus3/pull/16) with more accurate default value information.
* [Add new test](https://github.com/eindiran/smbus3/pull/14) to check version of tests vs installed `smbus3`.

**Full Changelog**: https://github.com/eindiran/smbus3/compare/v0.5.3...v0.5.4

- Fixes bug in 0.5.2 which caused the build to not include any relevant code
- Add support for purging the pip cache with the `testreleased` task

**Full original changelog**: https://github.com/eindiran/smbus3/compare/v0.5.2...v0.5.3

- Switch to using ``setup.cfg`` for configuration metadata.
- Ensure packages are generated without ``bdist_wheel`` option ``universal``, as Python 2 and Windows aren't supported.
- Add testing option in Makefile for using the PyPI package
- Update documentation with current Makefile tasks

**Full changelog**: https://github.com/eindiran/smbus3/compare/v0.5.1...v0.5.3

Patch release to update documentation post initial release.

Initial release of `smbus3`

- Initial version of `smbus3` published.
- Split from [`smbus2`](https://github.com/kplindegaard/smbus2) and refactor.
- Remove Python 2 support and no longer list pre-3.9 Python 3s.
- Add automated local dev tooling.
- Reach 100% coverage in unit tests.
- Add support for 10bit addressing.
- Add support for setting retry count manually.
- Add support for setting timeout manually.
- Update type stubs.