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

Build failed. https://zuul.opendev.org/t/openstack/buildset/7d7b7a99b7c5465b90c169a5d3d0a7... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/38ba0127baa04f01abbde28110ec993a : FAILURE in 3m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/71973be0f51846b49752eae31be32f8a : SUCCESS in 4m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ce65d390cd424c309dd84360fac29a86 : SUCCESS in 4m 13s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/198ba51520a6424f85019764d721a8ee : SUCCESS in 4m 11s