This commits adds modules and dependencies related
to initialization and usage of default Secure Boot
key variables to SecurityPkg.
Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com> Reviewed-by: Sunny Wang <sunny.wang@arm.com> Reviewed-by: Jiewen Yao <Jiewen.yao@intel.com> Reviewed-by: Pete Batard <pete@akeo.ie> Tested-by: Pete Batard <pete@akeo.ie> # on Raspberry Pi 4