Wheel of Fortune host Pat Sajak is bummed that his co-workers did not plan a special goodbye party for him on the heels of his retirement announcement, according to a sensational report. “Pat would have thought they’d have some sort of celebration planned, cake and champagne at least, but no one’s told him anything,” insiders close to the TV star dished, RadarOnline.com has learned, claiming that it left Sajak “disappointed.” Sajak announced his departure from the game show in June 2023 after more than four decades, sharing at the time that he “decided that our 41st season, which begins in Sep…