Recent tox releases have put us on a config treadmill. Avoid these
issues entirely by using nox. Nox is a tox alternative that uses
standard tools like pip and should be simpler to use for us.
Change-Id: Ifce288808f535b5ee071dddc597ef54a6d3d03bb
Depends-On: https://review.opendev.org/883664
Change-Id: I6b0ca4813af65f6c76da5997121cb2c4d964005d
Reviewed-on: https://review.openstack.org/24346
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Approved: Monty Taylor <mordred@inaugust.com>
Reviewed-by: Monty Taylor <mordred@inaugust.com>
Tested-by: Jenkins