SPRINGFIELD — Despite a state law requiring it, judges who fail to tell non-citizens their guilty pleas could result in deportation are not really on the hook, the state’s top court ruled Thursday.Instead, Justice Thomas L. Kilbride wrote in a unanimous decision that defendants “need not be disheartened” because their lawyers still bear that burden.“Defense counsel is generally in a superior position than the trial court to make determinations about their clients’ citizenship and provide …