Log Message:
py-pathlib2: updated to 2.3.7

Version 2.3.7
- **This version will be the last release to support Python 2.7.**
- Fix bug in samefile on Windows when file does not exist.
- Add newline parameter for write_text.
- Add many more type annotations.
- Continuous integration migrated to github actions.
- Project migrated to jazzband.