WASHINGTON — The nation’s largest tobacco companies must inform consumers that cigarettes were designed to increase addiction but not that they lied to the public about the dangers of smoking, a federal appeals court ruled late last week.The ruling from the U.S. Court of Appeals for the District of Columbia Circuit is a partial win for cigarette makers in the long-running legal fight that began in the Clinton administration in 1999.In this latest round, the companies objected to running court-ordered …