Fixed the issue that BitFieldWrite32, BitFieldAnd32, BitFieldOr32, BitFieldAndThenOr32 with StartBit==0 and EndBit== 31 will hang in debug tip.

Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by:  Ruiyu Ni <Ruiyu.Ni@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdePkg@14496 6f19259b-4bc3-4df7-8a09-765794883524
Correctly character in comments of BaseLib BitField.

Signed-off-by: Liming Gao <liming.gao@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/MdePkg@14497 6f19259b-4bc3-4df7-8a09-765794883524