INDIANAPOLIS—Los Angeles Rams quarterback Matthew Stafford refused to let a sore right thumb derail his Sunday plans. Carson Wentz’s right ankle wasn’t nearly as forgiving. Stafford led the Rams on two late scoring drives, Matt Gay made a tiebreaking 38-yard field goal with 2:23 to play and the injured Wentz watched Indianapolis’ final two possessions helplessly from the bench as the Rams held on for a 27-24 victory over the Colts. “I was as calm as you could be,” Stafford said. “It’s just doing whatever it takes to win the game. Last time I was here (in Indy), it was a two-minute drive and field goal to win it. I felt like ‘Why not go do it again?'” He did. While Stafford wasn’t nearly as crisp or efficient as in his Rams debut, he certainly played well enough — even after his throwing hand hit the helmet of DeForest Buckner …