By Luc Cohen NEW YORK (Reuters) -U.S. prosecutors have charged a man with supplying performance-enhancing drugs to athletes at the Tokyo Olympics, a first under a federal law allowing criminal charges against doping conspirators at events involving U.S. athletes, broadcasters and sponsors. The U.S. Attorney’s Office in Manhattan said Eric Lira, 41, distributed drugs, including human growth hormone, “for the purpose of corrupting” the Tokyo games. Lira obtained misbranded versions of prescription drugs used to boost production of red blood cells from Central and South America and distributed th…