PHILADELPHIA — Tyrese Maxey scored the go-ahead basket with 23.7 seconds left and finished with 29 points to lead the Philadelphia 76ers to a 109-103 win over the Washington Wizards on Wednesday night. Guerschon Yabusele scored 21 points and blocked a potential tying layup with 14 seconds left to preserve the win for the Sixers. Joel Embiid, Paul George, Kyle …