Revert "DNM: tentative hack to point to neutron-lib master"
Revert "DNM: tentative hack to point to neutron-lib master"

This "Do Not Merge" was only an attempt at testing https://review.openstack.org/#/c/553819/ with a neutron-lib retrieved from git.

This reverts commit 3ce6f24c68ca5a11da57172ca00f3e5c547b2087.

Change-Id: Id10e7bfcc4711568125a1086792ac82d15b9fe9e

openstack/networking-sfc,openstack/networking-sfc