Don’t let it be forgot/That once their was a spot/For one brief shining moment/That was known as Camelot!That spot was Wednesday, where the Canada/Ireland co-production–despite the efforts of talented Mayfield S.S. grad Lara Jean Chorostecki (left)–sank to a new low on a new night of 458,000 viewers. Last week: 672,000. Yikes.There’s simply not/a more congenial