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

Build failed. https://zuul.opendev.org/t/openstack/buildset/429b79af032d433f97960ba99deea2... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6710d62dc7ff4014bb5cb600a86c05f5 : FAILURE in 3m 57s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/89a0f670333f43a9be0be4bc7d15f765 : SUCCESS in 4m 21s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8ff468d6bf5e49dca745db52ea8b4a32 : SUCCESS in 4m 28s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9999116fc7ec414cb72297731e7168ae : SUCCESS in 3m 50s