By Joseph Salvador The Boston guard said Embiid tried to “break” his arm when the two were tangled up. View the original article to see embedded media. It didn’t take long for things to get chippy Tuesday night when the 2022–23 NBA season tipped off and two Eastern Conference powerhouses battled it out. In their first game of the season, Celtics guard Marcus Smart and 76ers center Joel Embiid got into each other’s faces after getting tangled up on a play and Smart did not mince words when talking about it postgame. “I could’ve cracked his head open, but I didn’t,” Smart said. “That’s the matur…