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

Build failed. https://zuul.opendev.org/t/openstack/buildset/ab932001284442c182d1c9bdb9e50f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/042f2534778d4e36805ace4a56886875 : FAILURE in 2m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/11bc55ad41a2441faac1c934ebb31254 : SUCCESS in 3m 37s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6982e126cbea49fd89064e98ad436383 : SUCCESS in 3m 27s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/feea80e754cc41c0af5a80f193dbbe72 : SUCCESS in 4m 10s