nb/intel/*.h: Remove left-over register definitions

The code has been moved into drivers folder.

Change-Id: I122affffd5108052ed7a95b34d0d66a6d3279d41
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/23487
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
4 files changed