board_enable: Whitelist several ThinkPad laptops

Newly whitelisted laptops include:

* ThinkPad R400
* ThinkPad T500
* ThinkPad W500
* Libiquity Taurinus X200

Change-Id: I772f8e109c56a5fd40f6b1aff0f592b915669c17
Signed-off-by: Leah Rowe <leah@libreboot.org>
Reviewed-on: https://review.coreboot.org/23781
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
1 file changed