
Fixes some new PEP8 errors that appear with jobs running on new ubuntu version, and temporarily filters out the larger I202 error ("Additional newline in a group of imports"). This patch updates the hacking and flake8-import-order versions and also updates the tempest-release jobs to use a newer version of OVN/OVS. Change-Id: I8e33e830d59b7021ef96034af85b8ef98c850183