One leftist said, “Praising Sydney Sweeney for her white, blue-eyed appearance is a ‘racist dog whistle!’”  ATLANTA – Boortz dives into the latest internet uproar: An ad featuring actress Sydney Sweeney, a pair of jeans, and a clever play on words. Seems harmless—until the left brands it racist, Nazi-inspired eugenics. You can’t make this stuff…