By Thomas Neumann The four-time NBA scoring champion gives a shout-out to the Thunder rookie. View the original article to see embedded media. It’s probably not wise to read too much into NBA Summer League performances. After all, the Summer League is a development showcase for rookies and young pros looking to solidify their career prospects. All-Stars and veteran players don’t participate. That said, Thunder rookie Chet Holmgren made one superstar take notice of his dazzling Summer League debut on Tuesday night. Holmgren, the No. 2 pick in the 2022 NBA draft out of Gonzaga, recorded 23 point…