[Openstack-stable-maint] Stable check of openstack/automaton for ref refs/heads/stable/xena failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/60a88e7fab1041b6a908d25b9756b1... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5a3bf0b03b174d1aa7cec446a0d876ea : TIMED_OUT in 30m 49s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8a797bc6cff1426f9a8970f85a1542b6 : SUCCESS in 2m 53s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/8eb1dca58f61496ab642e7bbe65420e2 : TIMED_OUT in 40m 42s