Updated openstack/openstack
Project: openstack/python-keystoneclient  9c3fa6653808ce4a7ddf81656905f4ae9beb3aa8

Add trust users to AccessInfo and fixture

A trust should always contain a trustee_user_id and a trustor_user_id.
Expose these values via AccessInfo if available.

Change-Id: Ic46a44300e6bf8aa694f1543d470c16fcac643fc