It's not even September yet, but PSS is already in full swing. Today, Dunkin releases its fall menu, complete with its classic Pumpkin Spice Signature Latte, along with lots of other seasonal options, including an Almond Spice Coffee, a "Dunkalette" and tons of non-beverage fall items. Meanwhile, the Dunkalatte is being marketed as "the brand's first-ever coffee milk latte," while …