[Openstack-stable-maint] Stable check of openstack/cinder for ref refs/heads/stable/yoga failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/9a57a2979f09411da142b06d6874dc... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7943b8496f97444789d5dfd40f76a742 : SUCCESS in 11m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/60754f64215440b6bf4ed53d9a447f64 : FAILURE in 11m 11s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/32bcbb01a2a74a09a6efd197108c3fca : SUCCESS in 10m 27s