[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/6cc01690ed27496d956e5e2b45f2f6... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6681a5b668be4142be15015cb8baeead : SUCCESS in 4m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c92f44981e07491d9265f5d1adff3c8e : SUCCESS in 3m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5f5805dcaa2a41a2a3d95c847017253d : SUCCESS in 2m 24s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c02361fed95f4bc68d2b7d5dd41a38a6 : FAILURE in 2m 43s