By Bill Visnic The Chrysler Group's bankruptcy is over, General Motors Corp.'s is accelerating like a Corvette and both companies are moving and losing significant personnel in sync. None of this is unexpected, particularly as Chrysler is sure to be entertaining a certain amount of Fiat S.p.A executive injections now that Fiat is Chrysler's operational owner. And most insiders and industry analysts say GM still has plenty of management dead wood to burn and will see more voluntary separations, too. GM still dealt a serious surprise when announcing Friday that purchasing chief Bo Andersson is leaving the company. Andersson was generally well-regarded in the supplier community, despite its