Contestant tells ‘Today’ show his students encouraged him to try out. By Eric Ditzian Danyl Johnson on the “Today” show on Thursday Photo: NBC Danyl Johnson being dubbed the next Susan Boyle makes about as much sense as calling Heidi Montag the “a modern-day Michael Jackson .” Boyle was a Scottish spinster with a love for show tunes when she decided to audition for “Britain’s Got Talent.” Johnson is a 27-year-old who prefers cargo shorts to house dresses and classic rock to “Les Mis
