libpayload-x86: Move keyboard.c

Move keyboard.c into i8042 folder.

Change-Id: Idd30a9082e48a451d9fe5ead3f3dda4e6396b50c
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/18595
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2 files changed