- Update to v23.0
* Remove unused LPAREN token from tokenizer by @hrnciar in #630
* Reorganise the project layout and version management by
@pradyunsg in #626
* Correctly handle non-normalised specifiers in requirements by
@pradyunsg in #634
* Use stable Python 3.11 in tests by @153957 in #641
* Fix typing for specifiers.BaseSpecifier.filter() by @henryiii
in #643
* Correctly handle trailing whitespace on URL requirements by
@pradyunsg in #642
* refactor _generic_api to use EXT_SUFFIX by @mattip in #607
* Allow "extra" to be None in the marker environment by
@pradyunsg in #650
* Fix typos by @kianmeng in #648
* Update changelog for release by @pradyunsg in #656