JPMorgan has filed a motion to overturn a Wall Street regulator’s $4.25 million award to a broker who claims he was wrongly fired for ordering a deli platter on the company dime – a case that’s prompted other banks to try to crack down on jumbo judgements.  In a late Monday filing in a California federal court, JPMorgan took aim at the Financial Industry Regulatory Authority, or FINRA, arguing longtime wealth adviser Brent Bodner took advantage of the regulator’s rules to secure an exorbitant