The 2010 Governor's Cup award did not go to a Long Island red, or a Finger Lakes riesling. It went to a sparkling riesling, and a sweet one at that. For the second time in three years, Swedish Hill Winery has captured the Governor's Cup. Organized by the New York Wine and Grape Foundation, the judging brings writers and industry professionals to Watkins Glen. They taste more than 800 wines. The Governor's Cup is the single most powerful award given to a New York wine. That's because it instantly sells wine. More than a big magazine or a New York…