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

Build failed. https://zuul.opendev.org/t/openstack/buildset/16b08c723a5c4aaa8702376f3634e6... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/782a5c57ef6d413399a9609cb1860c69 : SUCCESS in 9m 14s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a6f97c6edb4641dbb0fb4d4686533900 : SUCCESS in 13m 20s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/e7d0596200ce46708e13a26b4364ca56 : TIMED_OUT in 40m 48s