[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/cd8ea25f76bd44b3891a16e07f1203... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f48f70f2b73a49d19fc3ab777f75e274 : SUCCESS in 3m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d0da4d19847d4517a487001a0a1b9e08 : SUCCESS in 3m 23s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/52bdce0a18654adda0a6686bea461e34 : SUCCESS in 3m 14s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/067f552b5b2a447bab7667824d0448eb : FAILURE in 3m 11s