By Lawrence Hurley WASHINGTON (Reuters) – The U.S. Supreme Court on Monday paved the way for a New York City prosecutor to obtain former President Donald Trump’s tax returns and other financial records as part of a criminal investigation, a blow to his quest to conceal details of his finances. The justices without comment rebuffed Trump’s request to put on hold an Oct. 7 lower court ruling directing the former Republican president’s longtime accounting firm, Mazars USA, to comply with a subpoena to turn over the materials to a grand jury convened by Manhattan District Attorney Cyrus Vance, a D…