flashchips.c: mark GD25Q256D as TESTED_OK_PREW

Tested read/write/erase/verify with FT232H programmer.

Change-Id: Ia7d52b69eb571113fe3c60ec9a139ee67180509b
Signed-off-by: Nikolai Artemiev <nartemiev@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/51735
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed