This adds a separate package for EFI on Arm SystemReady
compatible machines. 32-bit Arm UEFI is supported as well.
It is very similar to x86-64 EFI setup, without the
need for BIOS backward compatibility and slightly
different default modules.
Signed-off-by: Mathew McBride <matt@traverse.com.au>
(cherry picked from commit 8f29b1573d)
