MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files.

1. Module UNI and Package UNI files are not DOS format. Convert them to DOS format.
2. Remove unused SectionExtractionDxeModStrs.uni and SectionExtractionPeiModStrs.uni

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

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@16044 6f19259b-4bc3-4df7-8a09-765794883524
MdeModulePkg VariableRuntimeDxe: Bug fix and and refine debug message.

Correct NV variable base address for flash memory attribute set to EFI_MEMORY_RUNTIME.
Refine the debug error message.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dong, Guo <guo.dong@intel.com>
Reviewed-by: Gao, Liming <liming.gao@intel.com>
Reviewed-by: Zeng, Star <star.zeng@intel.com>


git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdeModulePkg@16054 6f19259b-4bc3-4df7-8a09-765794883524