Some on the Left clamored for the next Supreme Court Justice to be a “truth-telling,” hardline dissenter, and on the eve of Biden’s pick, they rallied around Ketanji Brown Jackson. Yet, the former Breyer clerk touted her pragmatism in her introductory press conference. So, which is it? Is Ketanji Brown Jackson a pragmatist judge who will tack toward the center? Or is she actually a Trojan horse for leftist…