Apple TV+’s new drama series sets out its stall early. It opens with two captions. “During World War II,” explains the first, “the Germans occupied Paris for four years, forcing the French to submit to Nazi authority and oppression.”“This is the story,” the second tells us, “of how creation helped return spirit and life to the world.” Simplistic, grandiose and absurd to the point of insult – welcome to the world of The New Look. This is the tale of the rivalry between designers Coco Chanel and Christian Dior that was formed in the crucible of a global conflict, which,...