[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/a109cae57f324db3a700a4095f1573... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e24edc7378244245a40e5e7e8f7fe711 : FAILURE in 6m 59s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/350053a9d56c4ada96d0055388299678 : SUCCESS in 5m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b14d6c7bd2144baabe63d82dcdf668a0 : SUCCESS in 6m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9a503436c38a4137879b98f6d521d2bf : SUCCESS in 8m 11s