soc/intel/acpi: Replace LNotEqual(a,b) with ASL 2.0 syntax

Replace `LNotEqual (a, b)` with `a != b`.

Change-Id: Ia1bd22a62ec2868324a88400e27ed52c9f169751
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70619
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/baytrail/acpi/southcluster.asl b/src/soc/intel/baytrail/acpi/southcluster.asl
index 7da4db0..94548a3 100644
--- a/src/soc/intel/baytrail/acpi/southcluster.asl
+++ b/src/soc/intel/baytrail/acpi/southcluster.asl
@@ -155,7 +155,7 @@
 	CreateDWordField (MCRS, ^LMEM._MIN, LMIN)
 	CreateDWordField (MCRS, ^LMEM._MAX, LMAX)
 	CreateDWordField (MCRS, ^LMEM._LEN, LLEN)
-	If (LAnd (LNotEqual (LPFW, Zero), LPEN == One))
+	If (LAnd (LPFW != Zero, LPEN == One))
 	{
 		Store (LPFW, LMIN)
 		Store (0x00100000, LLEN)