Allow passing custom build parameters to any version of edk2, not just forks. Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: I4eed535415ba15ae73e22cada9153820538f5f6d Reviewed-on: https://review.coreboot.org/c/coreboot/+/66210 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>