[Openstack-stable-maint] Stable check of openstack/networking-odl for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/0b7f18c118c343efb65ac26578406a... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2be798ce18b741af98eab6cd8bf9d435 : FAILURE in 5m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c1cddab35121497f9fbc20d718d018c6 : SUCCESS in 5m 03s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d3ae57187031441db312ab8aee94662a : SUCCESS in 5m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/29efea9a8ff549aaac5ffa1a4b667451 : SUCCESS in 6m 06s