NEW YORK — The infamous duck sauce killer, charged with shooting a restaurant deliverymen, was found dead in his Queens home Friday morning after apparently killing himself, his lawyer said. Glenn Hirsch’s body was found by detectives sent to his home after the suspect missed a Friday court appearance, a police official said. An autopsy will determine how Hirsch died, the official said. Hirsch’s new lawyer, Arthur Aidala, said the accused killer shot himself. Aidala said he spoke with Hirsch two days ago but that he and his client missed calls from each other yesterday. On Friday, when Hirsch …