mb/kontron: Get rid of whitespace before tab

Change-Id: I335dda11d0c1ee58bd2728580c48c41cef574654
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26629
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/mainboard/kontron/986lcd-m/acpi/thermal.asl b/src/mainboard/kontron/986lcd-m/acpi/thermal.asl
index ef77046..72390b5 100644
--- a/src/mainboard/kontron/986lcd-m/acpi/thermal.asl
+++ b/src/mainboard/kontron/986lcd-m/acpi/thermal.asl
@@ -36,7 +36,7 @@
 
 		// Method (_AC1, 0, Serialized)
 		// {
-		// 	Return (0xf5c)
+		//	Return (0xf5c)
 		// }
 
 		// Critical shutdown temperature