Model-bakery

Added
- Add support for CharField with max_length=None

Changed
- Fix utils.seq with start=0

Added
- Add psycopg3 support for Django 4.2

Changed
- Enforce Python 3.7 as a minimum version in project metadata

Removed
- dropped support for `FloatRangeField` as it was removed in Django 3.1
- [dev] Temporary drop Django 4.2 to package classifiers (waiting for build backend support)

Changed
- [dev] Test Python 3.11 with Django 4.2
- [dev] Add Django 4.2 to package classifiers

Changed
- [dev] Fix GitHub Action for publishing to PyPI

Added
- Django 4.2 support

Changed
- [dev] Switch to Python 3.11 release in CI
- [dev] Unify and simplify tox config with tox-py
- [dev] `pre-commit autoupdate && pre-commit run --all-files`
- [dev] Run `pyupgrade` with Python 3.7 as a base
- [dev] PEP 621: Migrate from setup.py and setup.cfg to pyproject.toml
- [dev] Convert `format` and some string interpolations to `fstring`