BaseTools: Fix GenPatchPcdTable to support '-' characters in file names

BaseTools: Fix GenPatchPcdTable to support '-' characters in file names

The Regular Expression parsing of lines in MAP files does not currently
support the use of '-' in the column for the filename the symbol is
sources from, it cause a build break from the GenPatchPcdTable.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19649 6f19259b-4bc3-4df7-8a09-765794883524