A state appeals court upheld a $21.5 million verdict for the family of a six-year-old boy who drowned at a suburban pool.The 1st District Appellate Court last week rejected claims that the Justice Park District, which operated the camp program Michal Duda was attending in June 2014 when he was found unresponsive in the water, was not willful and wanton in its supervision.The 37-page unpublished order also found the trial judge did not abuse her discretion in making certain evidentiary rulings, for instance, allowing expert …