Game on! Ashton Kutcher, Mila Kunis and their two children, daughter Wyatt, 9, and son Dimitri, 7, couldn’t contain their joy when they got to meet WNBA superstar Caitlin Clark on the court after her team, the Indian Fever, defeated the Los Angeles Sparks 78 to 73 in LA on May 24. Ashton, 45, showed his support for the famed athlete, 22, by wearing a University of Iowa baseball cap. (Both he and Caitlin attended the college.) For his part, Dimitri wore an Iowa Hawkeyes sweatshirt. And how cute is this: At one point, Wyatt got so emotional, she was wiping her tears away. “It’s very cool!” exclaimed her equally blown-away mom, 40.…