By Andrea Shalal, Trevor Hunnicutt and David Lawder WASHINGTON (Reuters) – U.S. Treasury Secretary Janet Yellen faces a gauntlet of tough questions about how the Biden administration has handled the economy in Congress this week, after admitting she was “wrong” about the path inflation would take. Yellen testifies to the Senate Finance Committee Tuesday and the House of Representatives Ways and Means Committee on Wednesday, thrusting one of the most experienced, yet least political of Joe Biden’s advisers into the hot seat as Republicans hammer the president over inflation that has reached 40-…