[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/2dd03bf9125845e990aa1160bba2fd... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2706916d5ccc4d6084c57bfc96c0f93f : FAILURE in 5m 39s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7500e09aedde4a26ad350ca3f99272a3 : SUCCESS in 5m 50s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d8e39abe9eb44cd3855c44d2482f95dd : SUCCESS in 14m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b271fdf990874ebb87e5051d4eb860b2 : SUCCESS in 6m 03s