BaseTools: Fix the bug for QuarkPlatformPkg build failure

BaseTools: Fix the bug for QuarkPlatformPkg build failure

The issue is that the string 'LPC' starts with the 'L' character and
this is being confused with L" or L' for a Unicode string or Unicode
character.

Fixes:https://bugzilla.tianocore.org/show_bug.cgi?id=831
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>