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

Build failed. https://zuul.opendev.org/t/openstack/buildset/6ee59d1fd99541448b3766161819a0... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/34ed5d69625d4e28b6e952f6fffdb9a3 : SUCCESS in 14m 31s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/2020538bc1404d62a76b26a116254104 : FAILURE in 13m 46s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/a02969bb9de044b58b8bccd5cb6622fb : SUCCESS in 14m 03s