FatPkg: Convert non DOS format files to DOS format

Module UNI and Package UNI files are not DOS format. Convert them to DOS format.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gao, Liming <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2-fatdriver2/code/trunk/FatPkg@91 efd2e655-3735-4b16-a529-16bfa2dd702b