mainboard/intel/minnowmax: clean up includes & whitespace

Clean up as requested in commit e6df041b.
No functional changes.

Change-Id: Iec3f7ee25fd8351c7e13d660e2df6461f7745478
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: http://review.coreboot.org/6597
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
1 file changed