Gandof: enable ME lock in stable firmware

BUG=chrome-os-partner:43089
TEST=Manual on gandof. Run "flashrom -V" verify FD and ME sections are
RO / locked:
0x54: 0x00000000 (FREG0: Flash Descriptor)
0x00000000-0x00000fff is read-only
...
0x5C: 0x01ff0001 (FREG2: Management Engine)
0x00001000-0x001fffff is locked

Change-Id: Ia11003cb36dad131a697f43561c7b178dc9f0a42
Reviewed-on: https://chromium-review.googlesource.com/287566
Reviewed-by: Bernie Thompson <bhthompson@chromium.org>
Tested-by: David Wu <david_wu@quantatw.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
Commit-Queue: Shawn N <shawnn@chromium.org>
1 file changed