Should we be looking for H. Stern Cellars or Chateau Stern to open in Long Island wine country? I have no idea. This isn’t based on a single thread of news or even rumor. But, Howard Stern, the only person on the radio worth listening to, not only loves wine, but is a Long Island native who is building a mansion on the East End. Oh, and he also has plenty of money with that big Sirius contract. With wineries like Sherwood House Vineyards, Castello di Borghese and Galluccio Family Wineries for sale-all under $10 million-Howard can probably buy one…