By Tim Capurso Giants quarterback Tommy DeVito might be getting a bit too big for his britches. DeVito, who took over the reins as the Giants’ starting QB after injuries knocked out Daniel Jones and Tyrod Taylor earlier this season, has become somewhat of a celebrity almost instantly, thanks to his effective play, large Italian family and iconic finger pinch celebration. Even DeVito’s agent, Sean Stellato, who looks like a character straight out of The Sopranos, has added to his fame. But DeVito’s celebrity has come at a price—literally. A pizza restaurant in Morristown, N.J., which was planni…