ec/google: Sync ec_commands.h
This change syncs the coreboot version of google ec_commands.h with the
ec_commands.h from the google ec repository. This is a straight copy
except for the the copyright header.
BUG=b:
184074997
TEST=Build and boot guybrush
BRANCH=None
Change-Id: I095c3316d720328cb7b8dd1b72ffc108208b14bd
Signed-off-by: Rob Barnes <robbarnes@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55911
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>