[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/e99c4617a510420c90ba0c4ad5dc03... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a538f96f1c8c402b83a1062ecc74481c : FAILURE in 7m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4a10f0e7b7b146d9be0cdb9864c7d2b8 : SUCCESS in 6m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9cae62b1d2de4be2b853592113d471fc : SUCCESS in 6m 40s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e91379288dcb49d7af2411eab0bb7418 : SUCCESS in 7m 27s