Feb. 9—The Oklahoma City Thunder had a busy trade deadline as they made a pair of moves to bolster their draft capital. The first move involved shipping veteran center Mike Muscala to the Boston Celtics in exchange for Justin Jackson and two second-round picks, per The Athletic’s Shams Charania. The two second-round picks include one of the Celtics’ 2023 picks and the Celtics’ 2029 pick, per…