superio/*: Relocate Kconfig to chip folder.

This moves the Kconfig from the Super I/O manufacturer folder
to the chip folder instead.
This makes new chip commits self-contained unit as
edits to the central Kconfig file are no longer required.

Change-Id: I7aee07919f2ae9204850c669e0ed3cb17d4de8cd
Signed-off-by: Omar Pakker <omarpakker+coreboot@gmail.com>
Reviewed-on: https://review.coreboot.org/15973
Tested-by: build bot (Jenkins)
Reviewed-by: Idwer Vollering <vidwer@gmail.com>
68 files changed