sb/intel/i82801ix/acpi: Replace LEqual(a,b) with ASL 2.0 syntax

Replace `LEqual(a, b)` with `a == b`.

Change-Id: Ifffd21a663739f72a5584e26b79b0627dd532d9e
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60667
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>

src/southbridge/intel/i82801ix/acpi/ich9.asl

@@ -173,7 +173,7 @@ Scope(\)
 Method (_OSC, 4)
 {
 	/* Check for proper GUID */
-	If (LEqual (Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")))
+	If (Arg0 == ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))
 	{
 		/* Let OS control everything */
 		Return (Arg3)

src/southbridge/intel/i82801ix/acpi/lpc.asl

@@ -74,15 +74,15 @@ Device (LPCB)
 		{
 			If (HPTE) {
 				CreateDWordField(BUF0, \_SB.PCI0.LPCB.HPET.FED0._BAS, HPT0)
-				If (Lequal(HPAS, 1)) {
+				If (HPAS == 1) {
 					HPT0 = HPET_BASE_ADDRESS + 0x1000
 				}
 
-				If (Lequal(HPAS, 2)) {
+				If (HPAS == 2) {
 					HPT0 = HPET_BASE_ADDRESS + 0x2000
 				}
 
-				If (Lequal(HPAS, 3)) {
+				If (HPAS == 3) {
 					HPT0 = HPET_BASE_ADDRESS + 0x3000
 				}
 			}