It’s not often that you see a U.S. Supreme Court dissent cited in an official document that purports to lay out a legal rationale for taking action. After all, while the dissents are valuable for following the legal reasoning, pored over by academics and historians and used by the majority to write its own opinion — often while attempting to refute the dissenters’ concerns or legal arguments — they are pointedly not law. Dissents do not carry any weight of law, and in fact exist solely to register a justice’s opposition to the ruling that does actually hold that weight. No issue for Texas Gov….