arm64: meson: dts: update serial alias in dts for JetHub D1

Change zigbee serial port alias to ttyAML2 for backward compatibility.
Signed-off-by: Vyacheslav Bocharov <adeep@lexina.in>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20220326075110.1462301-3-adeep@lexina.in

arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts

@@ -18,7 +18,7 @@ / {
 	model = "JetHome JetHub J100";
 	aliases {
 		serial0 = &uart_AO;   /* Console */
-		serial1 = &uart_AO_B; /* External UART (Wireless Module) */
+		serial2 = &uart_AO_B; /* External UART (Wireless Module) */
 		ethernet0 = &ethmac;
 	};