SPRINGFIELD — The state’s top court agreed with an appellate court ruling that rejected fee awards for lawyers of a firm that claimed My Pillow Inc. failed to collect taxes on certain sales in Illinois.The Illinois Supreme Court upheld a ruling from the appellate court that denied attorney fees to Chicago lawyer Stephen B. Diamond under the Illinois False Claims Act. In the unanimous decision, the court took more than $600,000 in attorney fees awarded to Diamond in a 2014 case he won against My Pillow. The …