[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/466e4b18821f4c099b99f3b5f5a139... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/d3af030801f148188f7a2e1d5422f8d7 : TIMED_OUT in 30m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e6bc1990512749089a32120ae9df3b30 : SUCCESS in 3m 46s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/d238e992711a4b3eb04416d27bfd0782 : TIMED_OUT in 41m 04s