ec/google/chromeec/acpi: Replace LLess(a,b) with ASL 2.0 syntax

Replace `LLess(a, b)` with `a < b`.

Change-Id: I65225a890f9085574a2295e6ccd2cdc3e84f71e0
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60670
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

src/ec/google/chromeec/acpi/battery.asl

@@ -210,7 +210,7 @@ Method (BBST, 4, Serialized)
 
 		// See if within ~6% of full
 		ShiftRight (Local2, 4, Local3)
-		If (LGreater (Local1, Local2 - Local3) && LLess (Local1, Local2 + Local3))
+		If (LGreater (Local1, Local2 - Local3) && Local1 < Local2 + Local3)
 		{
 			Store (Local2, Local1)
 		}