The Chicago City Council on Wednesday approved a trio of settlements totaling $3.3 million, including one in the case of an autistic man who was shot by an off-duty sergeant nearly three years ago.The city council affirmed $2.25 million for Ricardo Hayes, a then-18-year-old who was shot in the chest and the arm in the early morning hours of Aug. 13, 2017.Two of the three settlements, including the one for Hayes, were approved without a roll call. The third, a $300,000 agreement for a man who claimed he was imprisoned for …