Comment 2 for bug 1669599

This was already fixed in upstream.
A duplicate or in neutron/default/main.yml (neutron_sfc_agent block) caused this.

https://github.com/openstack/kolla-ansible/commit/7c727c88dffff68f026e97f1e47c85a1ac067744

Please try applying previous patch before marking bug as invalid. Next kolla-ansible tag will happen next week.