[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/9b571dc5de18489ab170b42b849550... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/df048dc2758d47218da9dcb74b2eac70 : SUCCESS in 3m 26s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/291abfefb9564b42bf770c80c50f10ab : SUCCESS in 3m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/81d79a72f35443d4b7b2a0160f38e250 : SUCCESS in 3m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/cd09a0aef1e042ebb808a2e878f71b82 : FAILURE in 2m 38s