In one of his last actions as the state’s top executive, former Gov. Bruce Rauner commuted the multiyear prison sentences of six young men, including Jaylan Banks and Sylvester Williams.The young men were charged with low-level offenses that took place when they were juveniles at the Illinois Youth Center in Harrisburg.After separate fights with guards in Harrisburg, Banks and Williams were convicted of aggravated battery after turning 18. They faced lengthy adult prison sentences, eight years for Banks and six years …