The U.S. Postal Service is honoring the late Supreme Court Justice Ruth Bader Ginsburg as “an icon of American culture” with a stamp in the new year.The design, unveiled on Monday, is a painted portrait based on a photo of Ginsburg in a black robe with an intricate white collar, which became her trademark.“After beginning her career as an activist lawyer fighting gender discrimination, Justice Ginsburg became a respected jurist whose important majority opinions advancing equality and strong dissents on …