tree: Replace Or(a,b,c) with ASL 2.0 syntax

Replace `Or (a, b, c)` with `c = a | b`, respectively `c |= b` where
possible.

Change-Id: Icf194b248075f290de90fb4bc4e9a0cd9d76ec61
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70846
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/braswell/acpi/southcluster.asl b/src/soc/intel/braswell/acpi/southcluster.asl
index 9614570..2a374f0 100644
--- a/src/soc/intel/braswell/acpi/southcluster.asl
+++ b/src/soc/intel/braswell/acpi/southcluster.asl
@@ -216,7 +216,7 @@
 	{
 		/* Unrecognized UUID */
 		CreateDWordField (Arg3, 0, CDW1)
-		Or (CDW1, 4, CDW1)
+		CDW1 |= 4
 		Return (Arg3)
 	}
 }