[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/390694d6abe14c5ab4139ec4aff5fb... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/276ff624a0d34cb8baf4e81389602d65 : SUCCESS in 3m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/66228990184846f8b3a1e38b64fe70c6 : SUCCESS in 3m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/beeee895d3ee4bacbb9495c10059fb39 : SUCCESS in 3m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7fed98cb6dbb4e08b3415964fc4e4ff3 : FAILURE in 3m 02s