flashchips: Mark Winbond W25Q256.V as tested

As per Richard Hughes via the mailing list.

Change-Id: Ic562a65d1a7d394f9d2c3980833d10a87bd9358a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/28816
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
1 file changed