[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/bcb9bb8e4001467f8320b008d4202f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/895fc9b6929e41b4810d7e2fafbf5310 : FAILURE in 7m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/cbee894713c44d0aa56bb940b9e6b994 : SUCCESS in 7m 34s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ee4557f3335d4038a805be815a2a00dd : SUCCESS in 6m 06s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/68e62ce122fc474ba0e79d5920880608 : SUCCESS in 7m 03s