“Don’t be ridiculous, Andrea. Everybody wants this. Everybody wants to be us.” That’s most likely the attitude at 20th Century Studios this weekend, because “ The Devil Wears Prada 2 ” easily topped the box office charts on Friday with $32.5 million from 4,150 North American theaters. The fashion-forward sequel is targeting $75 million to $80 million by Sunday, but some box office projectionists have earnings climbing even higher to around $90 million over its debut weekend. The first “Devil