iwlwifi: add module firmware info for 1000 series

The module firmware information of 1000 series is missing from iwlagn.

Signed-off-by: Huaxu Wan <huaxu.wan@linux.intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>