Former Trump adviser and campaign manager Steve Bannon has agreed to testify before the House committee investigating last year’s January 6 Capitol attack a week ahead of jury selection for his scheduled contempt of Congress trial. Bannon long said that he would be willing to testify if ex-President Donald Trump waived his executive privilege, even though he was only on White House staff for a seven-month period that took place three years before the Capitol riots. Trump wrote a letter on Saturday allowing Bannon to participate in the January 6 committee hearings. “When you first received the …