Updated openstack/openstack
Project: openstack/nova  27aa1fc63a7b4d46c3403d818d6bfe8f73d624fe

Remove unuseful parameter in cloudpipe api(v2/v2.1)

project_id in _get_cloudpipe_for_project is useless, remove it.

Change-Id: Ie8cb7a6d8ce0678f04200c9fa9de58b4c92bd40d