CONCORD, N.H. — The political consultant behind a robocall that mimicked President Joe Biden’s voice said Monday he was trying to send a wake-up call about the potential malign uses of artificial intelligence, not influence the outcome of last month’s New Hampshire primary.Steve Kramer, in an interview days after he was publicly identified as the source of the calls, confirmed paying a New Orleans street magician $150 to create a recorded message that was sent to thousands of voters two days before the …