A music executive recently declared Burna Boy the richest Nigerian artiste, saying no other musician had raked in more money than the Grammy-award winner in the last four years. Nigerian megastar singer and Grammy Award winner, Damini Ebunoluwa Ogulu popularly known as Burna Boy, has boasted about his wealth, stating that he’s now richer than most people he once looked up to.Burna Boy made this known in a now-vanished Story post on his verified Instagram account on Saturday. The Afrofusion artiste, who noted that perseverance and determination can help one achieve the unthinkable, stressed the…