By Luc Cohen NEW YORK (Reuters) -Former U.S. President Donald Trump has appealed a contempt ruling and a $10,000-per-day fine over his failure to comply with a subpoena by New York state’s attorney general about his business practices, his lawyer said in a Wednesday court filing. The state judge, Arthur Engoron, on Monday held Trump in civil contempt for “repeated failures” to hand over materials to Attorney General Letitia James for a civil investigation launched three years ago into whether the Trump Organization improperly valued assets to obtain financial benefits. The Republican former pr…