[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/f558c37289de4f70b242d8f25e9982... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5812a39ac537499b809fdbddbf2cdfc7 : SUCCESS in 3m 56s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/445bb5f797f945c28a1befaa848a7cad : SUCCESS in 2m 54s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/1bd4330848f24855a1dd5e10a7f0ddd6 : SUCCESS in 3m 25s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d721f1c47c5a43db97802ae643a24033 : FAILURE in 2m 50s