OvmfPkg: Move DxeServicesTableLib to common LibraryClasses

ConSplitterDxe (UEFI_DRIVER) now uses this library class.
Move the library mapping to the common LibraryClasses section.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13570 6f19259b-4bc3-4df7-8a09-765794883524
3 files changed