Updated openstack/openstack
Project: openstack/keystone  a2135440ccae2c41cb84813828f0e11579b1b7dc
null
Removes some duplicate setup from a testcase

TestTokenRevokeSelfAndAdmin.load_sample_data was populating the default
domain unnecessarily. It was already being populated by the parent class
RestfulTestCase.

Change-Id: I0af0947dcff00f0594227227c6c8ee7e41813f6e