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

Build failed. https://zuul.opendev.org/t/openstack/buildset/8cebc449baf341eab3676e969eb9a2... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/24efa37c1794472da5c000c8200c329f : FAILURE in 3m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d7ddfb6ff9304d41a1a263b5536888ba : SUCCESS in 3m 15s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3d9846aa4678412cbb662261b13c6fa9 : SUCCESS in 3m 04s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a6bf169947a546f68ca9f16a22c116f1 : SUCCESS in 3m 51s