LAS VEGAS — In the Netflix docuseries “Quarterback,” viewers got a peak inside the new home Chiefs star Patrick Mahomes had built in Kansas City. There’s a trophy room in the house, and Mahomes is bringing home some more hardware from Las Vegas. He won a third Super Bowl MVP trophy, which he admired Monday at the Mandalay Bay Convention Center while having his picture taken. Mahomes also set a record during the Chiefs’ epic 25-22 overtime win against the San Francisco 49ers in Super Bowl LVIII at Allegiant Stadium. This is an odd one. In the fourth quarter, Mahomes was in shotgun formation whe…