ALBANY — Attorneys on Wednesday sparred over state Supreme Court Justice Peter Lynch’s decision to toss out a previously negotiated plea agreement for Nauman Hussain, operator of a firm involved in the deadly Schoharie County limousine crash more than four years ago.Hussain is appealing Lynch's decision in a bid to have reinstated an agreed-upon plea deal that gave him 1,000 community service hours and five years of probation in lieu of prison time — a deal previously hammered out by Schoharie County District Attorney Susan Mallery and Judge George Bartlett III.Lynch took over the case in August following Bartlett III’s…