Adam Benzine Guest ContributorTony Hawk, the skateboarding superstar whose name has become virtually synonymous with the now-Olympic sport, will be the subject of a major forthcoming feature documentary, Variety can reveal.The as-yet-untitled film will focus on the life and career of the 53-year-old ‘Birdman,’ and is being directed by filmmaker-photographer Sam Jones (“I Am Trying to Break Your Heart,” “Lost Songs: The Basement Tapes Continued”).“We have already shot everything for it, it’s