The restaurant industry’s royal line of succession has shifted, with Wendy’s usurping Burger King as the second-largest sales-getter behind McDonald’s. In its annual ranking of U.S. restaurants, research group Technomic Inc. placed McDonald’s – with its 5.5% boost to $34.2 billion in annual sales – first among the 500 largest eatery chains in the country. Next came Subway, which grew 7.5% over the year and then Starbuck’s, whose sales spiked the same percentage. Wendy’s placed fourth, with $8.5 billion in sales, followed by Burger King’s $8.4 billion....