That was wild. Not just the chaotic third period of the Chicago Blackhawks’ 5-4 overtime loss to the Vegas Golden Knights Saturday afternoon, but the trip overall. The Hawks nearly pulled off an improbable three-game sweep that included wins against the Anaheim Ducks and Los Angeles Kings — and they swept the season series against the Ducks. But the Hawks were done in by a disastrous third period in which the Knights scored four goals to force overtime before Evgenii Dadonov sank the game-winner against Kevin Lankinen. The final two periods ran in stark contrast to the first two when the Hawks…