New York CNN  —  Friday’s warning from the US surgeon general that alcohol is a “well-established, preventable cause of cancer” is perhaps a wakeup call for millions of Americans, but it’s the worst-case scenario that many beer and spirits companies have been preparing for over the years. Major brewers, including Molson Coors and Anheuser-Busch InBev, and spirit giants such as Diageo and Pernod Ricard, have all grown their portfolios with new non-alcoholic drinks to attract an increasing number