ORLANDO, Fla. – As expected, the ball was in James Harden’s hands as the overtime clock wound down. And then, as expected, Joel Embiid’s. Then it found Tobias Harris in the corner, where the oft-maligned 76er let it fly. That go-ahead long ball with 31.7 seconds remaining in overtime ultimately proved to be the game-winner Sunday night, lifting the Sixers to a 116-114 squeaker at the Amway Center. This should have been a prime opportunity for a get-right game for the Sixers after getting blasted by 29 points by the Brooklyn Nets in an emotionally charged Thursday night game at the Wells Fargo …