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

Build failed. https://zuul.opendev.org/t/openstack/buildset/a289c824f403422fad633d4b8291fc... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/186c9f72b5f04588b4ba58bf761228c3 : FAILURE in 3m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0e37f4a0430041d384f2806b78a73049 : SUCCESS in 3m 02s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0f40922c2cc44220ab8aaae0ff84d5bf : SUCCESS in 3m 40s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/298725f7714f4b77af210d5befee00da : SUCCESS in 3m 48s