Option "auth_uri" from group "keystone_authtoken" is deprecated[1].
Use option "www_authenticate_uri" from group "keystone_authtoken".
[1]https://review.openstack.org/#/c/508522/
Change-Id: I89f82693b22cc61c97f9df3fbbd2bdbfe482f549
Depends-On: I4c82a63baabd6b9304b302c97cd751a0103d8316
Closes-Bug: #1759098