Providing for the designation of the Burns Paiute Indian Colony of Oregon as the beneficiary of a public domain allotment and providing that all interests in public domain allotments in Harney County, Oregon, which are held by Indian allottees who die intestate and without heirs shall escheat to the United States to be held in trust for the benefit of the Burns Paiute Indian Colony of Oregon and added to the Burns Paiute Indian Reservation