Call it a multibillion dollar wakeup call. Just weeks after rejecting an unsolicited takeover bid by Kraft Heinz, Unilever is planning to sell about $7.4 billion of its food brands, according to reports. Specifically, Unilever is considering selling its Flora margarine and Stork butter businesses. Sources say private equity firms Bain Capital, CVC, Clayton Dubilier and Rice have begun to build offers for the consumer product company’s “spreads business.” Unilever is making the move after...