PHILADELPHIA — Paul Reed could not score inside over Lauri Markkanen, prompting a Utah Jazz transition opportunity. Collin Sexton broke free for the layup, putting his team up by 15 points with about five minutes remaining. Timeout, Nick Nurse. Game over, 76ers. That sequence defined Saturday’s slog for a short-handed Sixers collective, who fell to the Jazz, 120-109, at the Wells Fargo Center to drop their second game in two nights. With starters Joel Embiid (knee swelling), Tobias Harris (ankle soreness) and De’Anthony Melton (back soreness) and reserves Robert Covington (illness) and Furkan …