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

Build failed. https://zuul.opendev.org/t/openstack/buildset/4a2ca84ff13049d48c7a07cc51359a... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0f96b95bbfbd4969a4e3abcbda218e11 : TIMED_OUT in 31m 11s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/c724d08c976b4a798418fa4219484253 : SUCCESS in 3m 36s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/f450675835ad4e44821454337cf849ae : TIMED_OUT in 41m 01s