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

Build failed. https://zuul.opendev.org/t/openstack/buildset/f75fbec39ea440099127d2aebe23f7... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0aabcd13517549648f0f0373cbe16da7 : FAILURE in 4m 15s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/091cfa31a61d453898ae32d9fe48bc30 : SUCCESS in 3m 25s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/16d5a834033044e4ac8fa189b07a9e3a : SUCCESS in 2m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8e21a65d140746029e5944f2f967aa5a : SUCCESS in 3m 04s