STOCKHOLM (Reuters) – Fashion firm H&M will clothe Sweden's Olympic teams at the winter and summer games, bringing a global audience for a growing line of sportswear from a company best known for budget frocks and style accessories. Hennes & Mauritz (H&M), the world's second-biggest apparel retailer after Zara owner Inditex, plans to expand its sports collection early next year to help broaden its offering and boost sales. Olympics organizers say billions of people in over 200 countries watch the games. …