1.	Fix GCC build rules for ASL sources that contain PCDs.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hess Chen <hesheng.chen@intel.com>
Reviewed-by: Kinney, Michael D <michael.d.kinney@intel.com>
Reviewed-by: Zhang, Chao B <chao.b.zhang@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2-buildtools/code/trunk/BaseTools@2668 c2973edb-eda0-4c78-bc6a-9341b269661f