Despite House passage of an immigration bill that would squeeze revenue from Fannie Mae and Freddie Mac guaranty fees, the measure doesn’t look like it’s going anywhere in the Senate but industry groups remain wary of future attempts to pickpocket the GSEs. Two weeks ago, the House passed H.R. 6429, the STEM Jobs Act of 2012, which would provide visas for qualified workers in the fields of science, technology, engineering and mathematics (STEM). …