[Openstack-stable-maint] Stable check of openstack/networking-bgpvpn for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/6b546e966a1c43bb9150c3ee54e5c1... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/215a44586c704deaa301389c064bfa12 : FAILURE in 6m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9f79e0414ae94fc183f577b35fd6b510 : SUCCESS in 5m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b7ddaf3709d54c57bd7c462902d80677 : SUCCESS in 5m 42s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d42c4963c8fc4b2aae2fe36c38903af8 : SUCCESS in 6m 57s