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

Build failed. https://zuul.opendev.org/t/openstack/buildset/88cd627db20d4d00855677bf62b392... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ab04982d440049aabe15e5ccca9992d1 : FAILURE in 5m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1ffd473f67ab4b4d9e12712fa478faaf : SUCCESS in 3m 40s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4d22b808361e4514b671c25320cf6273 : SUCCESS in 5m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ad22f5fb1ec449ea99f2597d7e4dba0d : SUCCESS in 3m 44s