ATLANTA — No. 25 Tennessee converted two turnovers into touchdowns and overcame a 14-point second-half deficit to defeat Georgia Tech 42-41 in double overtime Monday night in the Chick-fil-A Kickoff Game at Mercedes-Benz Stadium. Tennessee (1-0) was led by running back John Kelly, who ran 19 times for 128 yards and four touchdowns. Quarterback Quinten Dormady…