Flake8-max-function-length

Added
- add support for python 3.12

Added
- add tests

Added
- Fix GitHub release automation

Added
- Automate GitHub release creation

Added

- Add badges to README.md and show it in PyPI
- Update the changelog when a release is created

Added

- Rule to enforce a limit on function/method length.
- Allow changing the maximum function length and how the function length is calculated via configuration options.