Add a note to the top of the util.md document saying not to edit it.
The Documentation/util.md file had been updated to contain additional
information at the bottom. This copies that information into the file
after it's been created.
Change-Id: I4b08439420ceb706df62e3949406585ea34c1514
Signed-off-by: Martin Roth <gaumless@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64580
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>