A generic standalone EFI stub for DragonOS kernel, which based on the Linux EFI stub.

Nigel Croxon aa1df67f48 Add the missing Variable attributes %!s(int64=10) %!d(string=hai) anos
gnu-efi-3.0 aa1df67f48 Add the missing Variable attributes %!s(int64=10) %!d(string=hai) anos