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

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7fced4c10ffb4b1f957580d566f98040 : SUCCESS in 10m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/36cbebcba5a7477d878775c6f6995df0 : FAILURE in 7m 55s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/17af7efebb2844be95b6bae3954d2b4f : FAILURE in 5m 52s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/26dec92db524431bb6ba846a6a16192e : FAILURE in 7m 07s