Famed Democrat strategist James Carville — the campaign manager who catapulted Bill Clinton into the White House — has claimed former president Donald Trump is secretly hiding a syphilis diagnosis. In a wild online rant posted Saturday, Carville tore into Democrats counter messaging to the three-times indicted Trump. He urged his party to play dirty in response to the 45th president suggesting President Joe Biden should undertake a drug test prior to the first presidential debate on June 27 and to be aired on CNN. “If Trump says he wants Biden to take a drug test, then fine, you release the fi…