Updated files with 'repo_helper'. (#40)

Co-authored-by: repo-helper[bot] <74742576+repo-helper[bot]@users.noreply.github.com>

Author: repo-helper[bot]

README.rst

@@ -85,7 +85,7 @@ flake8-prettycount
 	:target: https://github.com/python-formate/flake8-prettycount/commit/master
 	:alt: GitHub last commit
 
-.. |maintained| image:: https://img.shields.io/maintenance/yes/2022
+.. |maintained| image:: https://img.shields.io/maintenance/yes/2023
 	:alt: Maintenance
 
 .. |pypi-downloads| image:: https://img.shields.io/pypi/dm/flake8-prettycount

tox.ini

@@ -3,6 +3,7 @@
 #     * tox
 #     * envlists
 #     * testenv
+#     * testenv:py312-dev
 #     * testenv:docs
 #     * testenv:build
 #     * testenv:lint