Goodbye “hot girl summer,” and hello Pumpkin Spice Latte. The signature Starbucks beverage made its return to the menu for the 20th year in a row, bringing along with it staunch supporters and absolute haters.  The Pumpkin Spice Latte (PSL) has graced the Starbucks menu for 20 years now, however its life on the menu hasn’t come without pushback. This most notable comes from Starbucks’ own baristas, who are required to fulfill the orders of pumpkin lovers. “I feel like it’s been horrible,” JP, a …