SandyBridge: Add another PCI device ID for northbridge

Change-Id: I153579561f7eed6d4befd74ff39e1a5e778d0e46
Signed-off-by: Walter Murphy <wmurphy@google.com>
Reviewed-on: http://review.coreboot.org/1269
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins)
1 file changed