Wayne Rooney has admitted he was completely wrong about one Manchester City player. Manchester City’s season ended in disappointment on Saturday as they were defeated 2-1 by Manchester United in the FA Cup final. Pep Guardiola’s side were knocked off their stride by a disciplined and spirited United and didn’t reach anywhere near their best. A mishap between Josko Gvardiol and Stefan Ortega gifted Alejandro Garnacho the opener before United cut City to shreds with a team move that resulted in Kobbie Mainoo scoring. The Blues dominated possession and Erling Haaland rattled the crossbar but clea…