ARM: dts: rockchip: correct gpio-keys properties on rk3288-tinker

gpio-keys children do not use unit addresses.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Heiko Stuebner <[e-mail]>

arch/arm/boot/dts/rk3288-tinker.dtsi

···
 
 	gpio-keys {
 		compatible = "gpio-keys";
-		#address-cells = <1>;
-		#size-cells = <0>;
 		autorepeat;
 
 		pinctrl-names = "default";
 		pinctrl-0 = <&pwrbtn>;
 
-		button@0 {
+		button {
 			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_POWER>;
 			label = "GPIO Key Power";