Hamburger or hot dog? For loyal customers of Hank’s Haute Dogs, the answer to that question has been a no-brainer. But starting next month, owner Henry “Hank” Adaniya will regularly offer hamburgers on the menu at his Honolulu eatery. “From a business sense we’d like to diversify our menu a bit, but it’s also out of customer demand,” he said. “We have been doing burgers monthly as a special and it’s become so popular we literally sell out in an hour.” But, Hank’s Haute Dogs…