Manchester City legend Joe Hart revealed why he has decided to retire from football at the end of the season. The goalkeeper’s club, Celtic, announced on Thursday afternoon that Joe Hart will be hanging up the gloves at the end of the current season. The 36-year-old has been at the Glasgow club since 2021, making 138 appearances, and though he feels fit, he wants to retire on his own terms rather than be forced out of the game through fitness issues. Joe Hart explains why he’s retiring from footballSpeaking in a video on Celtic’s website, Hart said: “So this is something I’ve thought about for…