JPMorgan CEO Jamie Dimon.Alexander Tamargo/Getty Images for America Business ForumJamie Dimon said he called Warren Buffett after poaching Todd Combs.The JPMorgan CEO also said that, unlike Buffett, he has no plans of stepping down any time soon.Dimon would "absolutely, positively, no chance, no way, no how for any reason" serve as Fed Chair.Jamie Dimon didn't …

