Wall Street ended lower on Tuesday after data showed producer prices increased more than expected in November, solidifying expectations the Federal Reserve this week will announce a faster wind-down of asset purchases. The fast-spreading Omicron coronavirus variant also dampened investor sentiment after the S&P 500 index hit an all-time closing high late last week. Declines were led by mega-cap tech-related stocks, with Salesforce.com, Microsoft Corp., Adobe, and Alphabet Inc. pulling down the S&P 500 and Nasdaq. Apple Inc. ended down 0.8 percent, but off its session lows, after the iPhone maker said it would require customers and employees to wear masks at its U.S. retail stores as COVID-19 cases surge. The Dow Jones Industrial Average fell 0.3 percent to end at 35,544.18 points, while the S&P 500 lost 0.75 percent to 4,634.09. The Nasdaq Composite dropped 1.14 percent to 15,237.64. Data from the Labor Department showed the producer price index …