By Mike McDaniel The Celtics star shared his confidence level in his team for Game 7 as the series shifts back to Miami. View the original article to see embedded media. After failing to capitalize on a golden opportunity on their home floor in Game 6 on Friday night, the Celtics head to Miami with the best-of-seven series tied at three games apiece, and a trip to the NBA finals once again on the line. When asked after the game about his confidence level in his team heading into Game 7 on the road, Celtics star Jayson Tatum didn’t hesitate. “Scale of one to 10? 10. I mean, it shouldn’t be any …