* Beef up how `qmk doctor` works. * improve the `git submodule status` parsing. h/t @erovia * Fix whitespace and imports * yapf * Add documentation for the new doctor functionality * Replace type_unchanged() with str() * remove unused modules * Update lib/python/qmk/cli/doctor.py Co-Authored-By: Erovia <[email protected]> Co-authored-by: Erovia <[email protected]>