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

Build failed. https://zuul.opendev.org/t/openstack/buildset/33a91db7cf2c4b6b8c1fbfbd15230f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/15bffd934603492194b075aaff0ea805 : FAILURE in 3m 07s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b00e8dea759c40ef908bc40cdbad5e65 : SUCCESS in 3m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6cde4267785c4725b2fb6376b0493410 : SUCCESS in 3m 46s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/21868d5547654b22b979daa2c9a2af9f : SUCCESS in 3m 27s