Gov. Phil Murphy conditionally vetoed a proposed law on Monday intended to close what its sponsors called a “loophole” in the state’s corruption laws — which would make it clear that it is illegal even for political candidates to accept a bribe in New Jersey. The governor called for amendments that would make the law even tougher, leaving no question as to its intent and “even more definitively foreclose the possibility of an incorrect interpretation” of the current statute. Those amendments would include charging anyone who facilitated or served as a go-between in setting up a bribe or payoff…