PHOENIX — The final contest of the Pistons’ five-leg road trip was a game of reflection, controversy and countless mistakes. It was far from your ordinary game that was positioned just before the league’s annual All-Star break. What should’ve been a night centered around Monty Williams’ return to Phoenix for the first time as Pistons coach, quickly turned into a larger story that began before the ball was even tipped. Shortly after Williams ended his retrospective pregame press conference regarding his five seasons in Phoenix, a report by The Athletic surfaced describing a pregame incident be…