Move about 40 test files for x86 and Intel platform support (ROM,
microcode, ME, IFWI, FSP, descriptor, reset16, start16, FIT) into an
x86/ subdirectory. Drop the numeric prefixes and the redundant x86_
filename prefix, and update all references.
Signed-off-by: Simon Glass <simon.glass@canonical.com>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
