Disney+ has already made its first cancellation, before the streaming service has even debuted. An adaptation of the Disney Villains book series by Serena Valentino called Book of Enchantment had been in the works for nearly a year, but 13 weeks into the writers room, Disney+ has decided to scrap the series altogether. Deadline reports that Book of Enchantment was cancelled over concerns about the show’s tone and creative direction. Valentino’s books focus on various iconic Disney villains, like Beast and Urusula and Maleficent, so this is prime real estate that Book of Enchantment was dealing with. But …