(Adjusts title of Fed spokesperson, paragraph 11) By Lananh Nguyen, Nupur Anand, Pete Schroeder and Tatiana Bautzer WASHINGTON (Reuters) -As President Donald Trump's regulators revamp bank rules, big lenders expect their capital requirements could fall, in a stunning victory for the industry which faced a big hike under former President Joe Biden, according to senior industry executives. Aiming to cut red tape that Trump's agency picks say is hurting the U.S. economy, they are working on the most sweepi ...