Briar Nolet’s “My Prerogative” routine on NBC’s “World of Dance” last season encompassed every crowd-pleasing acrobatic move you could imagine—and not imagine: aerial forward rolls and walkovers that seemed to come out of nowhere; leaps, turns and tumbles all stitched together in well-crafted, surprising ways. Nolet’s body looped, bent and threw itself through impossible-looking sequences […]