A proposed class-action lawsuit accusing a manufacturer of concealing a battery defect in some implantable heart defibrillators does not belong in Illinois, a federal judge ruled.In a written opinion this week, U.S. District Judge Sharon Johnson Coleman dismissed a suit filed against St. Jude Medical LLC by a health benefits plan based in Alaska.Plaintiff ASEA/AFSCME Local 52 Health Benefits Trust is seeking reimbursement for the cost of monitoring and replacing defibrillators made by St. Jude and recalled by the U.S. Food …