Updated openstack/openstack
Project: openstack/nova  aac6290c70d78b944867cbf650bd7f371ae680c0
null
Remove warn log in quota function on API layer

An API layer function in quotas print warn message when in input
is not valid, it's useless since an exception will be raised.

Change-Id: I707416aae29e56ad1c7d2cc55ca8c662bf5547f5