WASHINGTON (Reuters) – U.S. consumer spending fell in December, suggesting the economy lost speed heading into the new year amid snarled supply chains and raging COVID-19 infections, while annual inflation increased at a pace last seen in the early 1980s. The Commerce Department said on Friday consumer spending, which accounts for more than two-thirds of U.S. economic activity, dropped 0.6% last month after gaining 0.4% in November. Economists polled by Reuters had forecast consumer spending declining 0.6%. The data was included in the advance gross domestic product report for the fourth quart…