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

Build failed. https://zuul.opendev.org/t/openstack/buildset/4830147ed18c480fa58b2768ada591... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/042459888dfe4b59b3075f99b4690594 : SUCCESS in 6m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2a97f044c7434ed6b6a485b6eb83fbf4 : FAILURE in 7m 00s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6ef4cef9447d43b3a3d358cf92e169c3 : SUCCESS in 8m 03s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/10db78d4509f466484c0dd76f3a91782 : SUCCESS in 7m 48s