ATLANTA — On the second half of a back-to-back, the Hawks (40-37) cruised to a key 131-107 win vs. the Cavaliers (42-35) Thursday at State Farm Arena. Next up, the Hawks will host the Nets Saturday. 1. With this win, the Hawks have clinched at least a spot in the play-in tournament, or a top-10 finish in the Eastern Conference. It’s not where they wanted to be at this point in the season, as a No. 9 or No. 10 seed would require two consecutive wins in order to advance to the actual playoffs, but at the very least it means they’re guaranteed a spot to keep fighting for a postseason berth. The g…