lenovo/t60: Add "IBM ThinkPad Embedded Controller" SMBIOS OEM String

linux/drivers/platform/x86/thinkpad_acpi.c looks for an EC
version string before loading, this code copies the vendor BIOS by
exposing this string. This was originally part of x60's mainboard.c 

Change-Id: I5e54ea2833252bc4dbba46ceb67d78c435b34845
Signed-off-by: Trevor Mosey <uberushaximus@gmail.com>
Reviewed-on: http://review.coreboot.org/5638
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
1 file changed