[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/e712285cfcac4523bafa5c6eeba02f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/af85a50dd7a24701b2a20d7f4782291e : SUCCESS in 2m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/916069ac72dd4d01a6a2f44059375183 : SUCCESS in 3m 02s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4ee52f6db3a2460d910c01d01c719842 : SUCCESS in 2m 45s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a9246d55b7dc469b84d5ab645fb29e09 : FAILURE in 2m 57s