Taiwan Semiconductor Manufacturing Company, the world’s biggest maker of advanced computer chips, is upgrading and expanding a new factory in Arizona that promises to help move the United States toward a more self-reliant technological future. But to some at the company, the $40 billion project is something else: a bad business decision. Internal doubts are mounting at the Taiwanese chip maker over its U.S. factory, according to interviews with 11 TSMC employees, who declined to be identified because they were not authorized to speak publicly. Many of the workers said…