Looks like their relationship wasn’t a slam dunk. Kendall Jenner and Devin Booker have split up two years after they were first linked, Entertainment Tonight reported Wednesday. News of the breakup comes just weeks after the Phoenix Suns guard, 25, accompanied the 26-year-old model to big sis Kourtney Kardashian’s Italian nuptials to Travis Barker, according to the outlet. “Kendall feels like they’re on different paths,” a source told the outlet. But the pair may not have completely shut the book on their love story. They’ve “had discussions about their future but they are not on the same page…