By Matt Audilet On Sunday, NASCAR held a Cup race on a dirt track at Bristol Motor Speedway. Ratings for the event were through the roof as Kyle Busch claimed victory in a wild last-lap finish, likely contributing to today’s decision by NASCAR/Bristol officials. The dirt race will return in 2023. “Bristol Motor Speedway will prepare for a spring night race on dirt in 2023, giving the fans two great NASCAR shows on different surfaces. The dates for our NASCAR events will not be available until later this year,” Bristol track GM Jerry Caldwell said. Dirt-track races are a hotly-contested subject…