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

Build failed. https://zuul.opendev.org/t/openstack/buildset/c111fccc4e2647318561183e9d30ff... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e24767209e3344249f5e17312c2a660e : FAILURE in 3m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fc796cb604114da2993873f0a7594a8f : SUCCESS in 5m 06s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0dd4fd0a337f4e19aadd3223a19acc0c : SUCCESS in 3m 27s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/fe13a499104a49ac822c96c8d9e227c7 : SUCCESS in 3m 39s