The hunt for an elusive South American flower is at the heart of the latest addition to the Peacock streaming service, but the creators of the new show aren’t from the typical Hollywood studio. “Unlocked,” a short film that debuts Friday on the NBCUniversal broadband outlet, is the creation of tech giant Hewlett-Packard and the agency Giant Spoon. The mini-movie tells the story of data scientists hoping to track down a rare plant that might just offer a cure to a mysterious neurological disease