Extend FW version reporting by displaying information from the iSCSI
or OEM block in the EEPROM.

This will allow us to more accurately identify the FW.
Signed-off-by: Paul Greenwalt <paul.greenwalt@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>