It’s not yet a done deal, but New Jersey progressives are well on the road to killing the core high-school graduation requirement, the exam known as the Graduation Proficiency Assessment. The state Assembly quietly passed an “execution” bill late last year; the drive is on to get the Senate on board and muscle new Gov. Mikie Sherrill into going along with yet another policy far more radical than what she campaigned on. As ever, the excuse is that the test is somehow biased against the poor and