The ex-NFL player and subject of the movie “The Blind Side” claims Sean and Leigh Anne Tuohy never officially adopted him, but instead tricked him into signing away the legal authority to use his name in business deals after he turned 18. According to ESPN, a 14-page petition filed in Shelby County, Tennesse, probate court claims the Tuohys used their conservatorship to make themselves and their birth children millions of dollars in royalties from the 2009 Warner Bros. movie starring …