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

Build failed. https://zuul.opendev.org/t/openstack/buildset/3a8841541083407d95c709f03badbd... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/aa3da44b936646bba27ae0ef45ad27fd : RETRY_LIMIT in 1m 39s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b69b501f9caa4772ad9ef25c38fcc0ec : RETRY_LIMIT in 1m 40s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d0ec42eb15c9455d861fcbc6d87a6f49 : SUCCESS in 3m 27s