John Cena is addressing claims he’s allegedly the “oddball” out for remaining committed to living a child-free life. “Just because someone thinks I would be good at something, is that reason enough to do it?” Cena, 49, said of potential fatherhood on a recent episode of Trevor Noah’s “What Now?” podcast. “It is not a commitment where if four months in I’m like, ‘You know, this wasn’t my thing.’” Cena has long stated that he doesn’t plan to have kids, which he and his wife, Shay Shariatzadeh, even discussed on their first date. (Cena and Shariatzadeh, 36, have been married s...