Good morning, Boston. Here are the five things you need to know in local business news to start your busy, and still very cold, Thursday. Grant Welker reports that more than a dozen Boston-area chefs and restaurants have been named semifinalists for the prestigious James Beard awards. Hannah Green reports that pharmaceutical giant Sanofi has received a warning letter from the FDA following an inspection at its drug-manufacturing facility in Framingham. Despite headwinds and turbulence…