vendorcode/intel: Update GLK FSP Header files w.r.t FSP v2.0.3

Update FSP header files to match FSP Reference Code Release v2.0.3 for
Gemimilake

CQ-DEPEND=CL:*627827
Change-Id: I17438f18fc3a1ea7ad9bd69a06adb1330d917257
Signed-off-by: Srinidhi N Kaushik <srinidhi.n.kaushik@intel.com>
Reviewed-on: https://review.coreboot.org/26285
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
3 files changed