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

Build failed. https://zuul.opendev.org/t/openstack/buildset/ae9b695de3614d06a87310e9a27cff... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/39ff51f0ce884454aad10fbfe888930d : FAILURE in 3m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c89313bbd7244cf3aa1083e2efb8c5a1 : SUCCESS in 3m 54s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/53e70fff6bb54934a82bb30406bd473e : SUCCESS in 4m 18s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/86d706120c2245b59e42d7a3ed424293 : SUCCESS in 4m 12s