It’s no secret that after the incredible run of award-winning films known as the Disney renaissance, the animation studio sank into a rut again. Treasure Planet, Atlantis: The Lost Empire, and The Emperor’s New Groove still have their cult followings, but none of them measured up to the success of the studio’s ’80s and ’90s hits. One film did: 2002’s Lilo & Stitch. The story of a young girl and her unlikely companion — a mischievous, puplike blue alien gone rogue — almost brought hand-drawn animation back...