Ken Hudson Campbell — a beloved actor best known for playing Santa Claus in “Home Alone” — has undergone a desperately needed cancer surgery, paid for in part by a GoFundMe bolstered by famous donors like Steve Carell, Bob Odenkirk and Tim Meadows. Campbell’s daughter, Michaela, confirmed doctors operated on her father Thursday morning, successfully removing the tumor growing in his mouth. She said the 10-hour surgery involved removing a large part of the actor’s jawbone. Campbell was awake and in good spirits following the procedure, but the 61-year-old actor still has a long road ahead, she …