By Wilton Jackson The Tigers coach said his quarterback can still play the game at the highest level. DJ Uiagalelei did not have the sophomore campaign he dreamed of in the 2021 season. The Clemson quarterback, who was the heir apparent to former Tigers star Trevor Lawrence, entered the season with plenty of hype, and even became the face of Dr. Pepper’s national ad campaign with a name, image and likeness deal weeks before he officially began his first year as starting quarterback. However, on the field, Uiagalelei threw for 2,246 yards, nine touchdowns and 10 interceptions while completing j…