Saying it could have a “chilling effect” on gun rights, the state’s top court has struck down a ban on carrying firearms near public parks.The Illinois Supreme Court this week ruled the parks provision of the state’s unlawful use of a weapon statute violates the Second Amendment, citing a similar ban on firing ranges in Chicago that was struck down by a federal appeals court several years ago.The parks provision made it a Class 3 felony to carry guns within 1,000 feet of park property.Chief Justice …