main/py3-filelock: upgrade to 3.8.0
changelog up to 3.6.0:
https://github.com/tox-dev/py-filelock/blob/main/docs/changelog.rst
changelog for 3.8.0:
https://github.com/tox-dev/py-filelock/releases
no idea where the 3.7.x changelog can be
changelog up to 3.6.0:
https://github.com/tox-dev/py-filelock/blob/main/docs/changelog.rst
changelog for 3.8.0:
https://github.com/tox-dev/py-filelock/releases
no idea where the 3.7.x changelog can be