Snoop Dogg … the model! The rapper and his family struck a pose in Kim Kardashian‘s new Skims campaign. For the holiday ad, which dropped on Thursday, December 1, the Grammy-nominated artist, 51, his wife, Shante Broadus, their children and grandchildren cozied up to each other in an array of designs from the intimates label. In one shot, the “Beautiful” crooner is seen rocking brown and black flannel pajamas alongside Broadus, 51, and their kid…