Reviewed by GREG KING Director: George Tillman jr Stars: Scott Eastwood, Britt Robertson, Alan Alda, Jack Huston, Oona Chaplin, Lolita Davidovitch, Melissa Benoist, Gloria Rueben. "True love requires sacrifice," says Ira Levinson (Alan Alda), in The Longest Ride, the 10th formulaic and somewhat predictable romantic drama from the prolific pen of Nicholas Sparks, who writes manipulative, three handkerchief …