The GenFds tool uses the same output for the same module with the
different arch, IA32 and X64 module will have the same output. The
solution is add the arch info in the output directory.
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>