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

Build failed. https://zuul.opendev.org/t/openstack/buildset/b7933b7520f948baa4cff79535ecc8... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/30f3e1ad4eaa425591e867b4661a5f3b : SUCCESS in 4m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8b2b5889b3c241b1bef1525195fff6ab : SUCCESS in 3m 54s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/986427a5190f4c6f8a8476edfc55f9f2 : SUCCESS in 2m 58s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/4c112f45e93a4923a7668627173eca91 : FAILURE in 4m 00s