arm64: dts: meson-gxbb-wetek: use updated LED bindings

Update the dts to use the newer style of LED bindings.
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20211012052522.30873-4-christianshewitt@gmail.com

arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi

@@ -7,6 +7,7 @@
 
 #include "meson-gxbb.dtsi"
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
 
 / {
 	aliases {
@@ -26,8 +27,10 @@ memory@0 {
 	leds {
 		compatible = "gpio-leds";
 
-		led-system {
-			label = "wetek-play:system-status";
+		led-power {
+			/* red in suspend or power-off */
+			color = <LED_COLOR_ID_BLUE>;
+			function = LED_FUNCTION_POWER;
 			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>;
 			default-state = "on";
 			panic-indicator;