[Openstack-stable-maint] Stable check of openstack/oslo.policy for ref refs/heads/stable/xena failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/c757a035ea204ed98bd9f32557a005... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/172d121ea7af4ddd8180c741b6c841a8 : TIMED_OUT in 30m 53s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/93787528302a46aabe40da89da2919c2 : SUCCESS in 2m 24s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/53b48c23a07744a3a839127124be12e8 : TIMED_OUT in 41m 00s