The new changes in SecureBootVariableLib brought in a new dependency
of PlatformPKProtectionLib.
This change added the new library instance from SecurityPkg to resolve
ArmVirtPkg builds.
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Leif Lindholm <quic_llindhol@quicinc.com>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Kun Qin <kuqin12@gmail.com>