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

Build failed. https://zuul.opendev.org/t/openstack/buildset/db9029a8554e4ef0a5fc4b6242ff76... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/badc4ce94f124ed1a8261b90170eb981 : SUCCESS in 3m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b5776301d93b4ea4afee22618dca594d : SUCCESS in 2m 58s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d1b3fbe6d187401cacdd099af8366fda : SUCCESS in 3m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/96c59096cd604d6c88c97d79e039b23f : FAILURE in 2m 47s