In “Booksmart,” actress Olivia Wilde’s (“The O.C.,” “House”) directorial debut, Molly (Beanie Feldstein) and Amy (Kaitlyn Dever) are valedictorian and salutatorian, respectively, of their high school graduating class.Molly is headed for Yale, and Amy will spend a gap year in Botswana before matriculating at Columbia University.The vibe at their progressive school, where Wilde’s …