Dylan Efron isn't the kind of reality TV personality you can easily pin down. Sure, he's popped up on shows like "The Traitors" and "Dancing with the Stars," and most recently wrapped filming Netflix's upcoming "Squid Game: The VIP Challenge" series, but his off-screen life is all about ease. Think: less Hollywood, more off the grid. When he's not on set, he's usually outside, staying active, and keeping things intentionally simple. "You can tel…