A losing bidder who claimed the Patrick administration gave a company operated by the Communist Chinese government the “inside track” on a lucrative contract to manufacture Red and Orange Line subway cars was dealt a legal setback yesterday.Superior Court Judge Mitchell Kaplan yesterday denied rival Hyundai Rotem’s request for a preliminary injunction — which would have halted the $566.6 million subway car contract between the MBTA and China CNR Corp., signed in the final weeks of Gov.