soc/amd/cezanne/acpi/soc: call WAL1 for AC/DC state ALIB call

BUG=b:187212773, b:185481298

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I2cf50257d767525d682602cdcc5547bf001fe2ac
Reviewed-on: https://review.coreboot.org/c/coreboot/+/53921
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/amd/cezanne/acpi/soc.asl

@@ -17,6 +17,8 @@ Scope(\_SB) {
 	#include "pci0.asl"
 } /* End \_SB scope */
 
+#include <soc/amd/common/acpi/alib.asl>
+
 #include <soc/amd/common/acpi/platform.asl>
 
 #include <soc/amd/common/acpi/sleepstates.asl>
@@ -30,4 +32,6 @@ Scope(\_SB) {
  */
 Method (PNOT)
 {
+	/* Report AC/DC state to ALIB using WAL1() */
+	\WAL1 ()
 }