flashchips: Mark Macronix MX66L51235 as tested

As per Nick (cel366) on 2018-05-16 via mailing list.

Change-Id: I44363e6755167adbc120444a481b09bb4e1063c5
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/28815
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
1 file changed