superio,Makefile.inc: Trivial - drop trailing blank lines at EOF

Change-Id: Ia452e22af9491c1681c859691eb4ac1868eeb938
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6282
Tested-by: build bot (Jenkins)
Reviewed-by: Idwer Vollering <vidwer@gmail.com>
27 files changed