Fix the bug that TAB character in uni file make unicode string missing in autogen file. Corresponding version in build tool project is r1592.
Fix the bug that TAB character in uni file make unicode string missing in autogen file. Corresponding version in build tool project is r1592.

git-svn-id: 5648d1bec6962b0a6d1d1b40eba8cf5cdb62da3d@8364 6f19259b-4bc3-4df7-8a09-765794883524

MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2