mb/google/auron/var/buddy: Convert to ASL 2.0

Change-Id: Ifd4e7b4dbdd51affb5d7696b8f3d50a7a93e767b
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50319
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/auron/variants/buddy/include/variant/acpi/mainboard.asl

@@ -94,7 +94,7 @@ Scope (\_SB.PCI0.RP01)
 
 		Method (_DSW, 3, NotSerialized)
 		{
-			Store (BUDDY_NIC_WAKE_GPIO, Local0)
+			Local0 = BUDDY_NIC_WAKE_GPIO
 
 			If (Arg0 == 1) {
 				// Enable GPIO as wake source