style: Enable checking for pep8-naming (N) rules with ruff, fix N804, N805 and N813 · OSGeo/grass@6f6fa6a

/opt/hostedtoolcache/Python/3.13.0/x64/lib/python3.13/site-packages/pip/_internal/metadata/importlib/_dists.py:77: DeprecationWarning: Unimplemented abstract methods {'locate_file'} return cls(files, info_location)