WASHINGTON — Count U.S. Supreme Court Justice Anthony M. Kennedy among consumers who feel misled by a beverage called “Pomegranate Blueberry Flavored Blend of 5 Juices.” The drink was the subject of a lively debate Monday as the high court considered whether to allow false advertising claims against the Coca-Cola Co., which markets the beverage under its Minute Maid unit. Juice maker Pom Wonderful, which sells its own line of pomegranate juice blends, said the label is misleading because 99 percent …