mb/pcengines: Remove unneeded includes and dead code

Fix coding style.

Change-Id: Id13c0ee284293c0c06d46c75c850bc7e81cfc1f6
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26633
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/mainboard/pcengines/apu2/dsdt.asl b/src/mainboard/pcengines/apu2/dsdt.asl
index d3fb3b1..03bd33e 100644
--- a/src/mainboard/pcengines/apu2/dsdt.asl
+++ b/src/mainboard/pcengines/apu2/dsdt.asl
@@ -46,7 +46,7 @@
 
 	/* System Bus */
 	Scope(\_SB) { /* Start \_SB scope */
-	 	/* global utility methods expected within the \_SB scope */
+		/* global utility methods expected within the \_SB scope */
 		#include <arch/x86/acpi/globutil.asl>
 
 		/* Describe IRQ Routing mapping for this platform (within the \_SB scope) */