Actor Stephen Fry, the British voice behind the “Harry Potter” audiobook series, revealed that artificial intelligence was used to mimic his distinct accent for a documentary that he knew nothing about. “I said not one word of that — it was a machine. Yes, it shocked me,” said Fry, who has narrated more than 100 hours of the beloved JK Rowling series. “They used my reading of the seven volumes of the Harry Potter books, and from that dataset an AI of my voice was created and it made that new narration,” Fry played a snippet of the AI-generated audio…