The No. 20 Oklahoma women’s tennis team erased an early deficit to close out the regular season with a win on Sunday afternoon, defeating No. 40 TCU 4-2 at the Bayard H. Friedman Tennis Center.The Sooners opened the match by dropping just their fourth doubles point of the season. The Horned Frogs struck first on court one as No. 19 Dana Guzman and Roisin Gilheany suffered their second defeat of…