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

Build failed. https://zuul.opendev.org/t/openstack/buildset/4bf87a81ceda4db4bcc19bb0b7daec... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c5984b2ba28544fba176f831391d1ac8 : FAILURE in 4m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ea38ea3bb3534a338d156cac707c2494 : SUCCESS in 5m 07s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/78f2ae3dfb384ab0b88f2bb56f506e32 : SUCCESS in 5m 10s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9f185b59a11a4d98b7c0d6bf17b21226 : SUCCESS in 4m 51s