By Senita Brooks When Simone Biles had to pull out of the team event final, Chiles stepped in. The 20-year-old gymnast shares the lessons she learned from winning a silver medal at the Summer Games. Get to know the next generation of must-know names that are changing the game in the seriesIntroducing, where Sports Illustrated and Empower Onyx are celebrating the Black women and girls who are emerging leaders and rising stars in the sports world. Jordan ChilesInstagram: @jordanchiles Name: Jordan ChilesAge: 20Profession: U.S. Olympic gymnast, UCLA BruinHometown: Vancouver, Wash.Guilty pleasure:…