ArmPlatformPkg: Fixed build after latest BaseTools syncup

BaseTools now raises an error when a PCD is not declared in a DEC.
This change:
- Remove undeclared PCDs
- Add PCD declaration to DEC file

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13195 6f19259b-4bc3-4df7-8a09-765794883524
12 files changed