Remember Prancer the “demonic” Chihuahua? Well, he’s still the “neurotic, man-hating, animal hating, children hating” dog that looks like a “gremlin.” But his owner, Ariel Davis, has no regrets about adopting him. Despite what Tyfanee Fortuna, Prancer’s foster owner, wrote about the pup in his adoption ad, Ariel of New Haven, Connecticut, immediately took an …