By Kevin Sweeney It’s been 14 years since a reigning men’s National Player of the Year came back to school. Record-setting big man Oscar Tshiebwe is coming back to Kentucky for his senior season. Tshiebwe announced Wednesday he’d be returning to Lexington rather than turning pro after testing the NBA draft waters earlier this month. The defending National Player of the Year averaged over 17 points and 15 rebounds per game in 2021–22, his first year with Kentucky, and helped lead the Wildcats to a No. 2 seed in the NCAA tournament before being stunned in the first round by Saint Peter’s. After …