StdLib: Remove an unnecessary dependency from LibWchar.

LibWchar is now a standalone library which can be used independent of the rest of StdLib.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Daryl McDaniel <daryl.mcdaniel@intel.com>
Reviewed-by: Matthew Stanbro <Matthew.A.Stanbro@intel.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14959 6f19259b-4bc3-4df7-8a09-765794883524
StdLib: Update Copyright Notices.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Daryl McDaniel <daryl.mcdaniel@intel.com>
Reviewed-by: Matthew Stanbro <Matthew.A.Stanbro@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14960 6f19259b-4bc3-4df7-8a09-765794883524