The Office of Federal Housing Enterprise Oversight got a boost from the Government Accountability Office in its multi-year pursuit to force some former top execs at Freddie Mac to forfeit tens of millions of dollars in previously received compensation. At issue was the question of who was going to pay as much as $1 million to properly format some key Freddie information: Freddie or OFHEO? At stake are severance awards and bonuses of approximately $33.9…