WASHINGTON — Lawyers for former President Donald Trump asked the U.S. Supreme Court on Tuesday to step into the legal fight over the classified documents seized during an FBI search of his Florida estate, escalating a dispute over the powers of an independent arbiter appointed to inspect the records.The Trump team asked the justices to overturn a lower court ruling and allow the arbiter, called a special master, to review the roughly 100 documents with classification markings that were taken in the Aug. 8 search of …