There‘s something about Donald Cerrone that suggests he‘s filled with attitude. He walks to the cage to Kid Rock‘s “Cowboy,” wearing a confident expression that gives off a direct vibe: He doesn‘t think, he KNOWS he‘s going to win. New York Knicks forward Amare Stoudemire once shared his definition of swagger, or “swag,” in a published interview. He called it the confidence knowing you work hard for success, a natural feeling and charisma that comes out when you know you‘re a…