MSCHF, the controversy-prone art collective whose “Satan Shoes” last year sparked a high-profile legal battle with Nike, is back in court. This time it’s VF Corp.’s Vans suing the Brooklyn-based provocateur. The subject of the skate brand’s ire is MSCHF’s upcoming Wavy Baby, an impractical-looking shoe that resembles a funhouse-mirror take on Vans’ classic Old…