fix indiedroid wifi DTS by removing WIFI,poweren_gpio (torvalds#71)

Author: lanefu

arch/arm64/boot/dts/rockchip/rk3588s-9tripod-linux.dts

@@ -304,7 +304,6 @@
 		pinctrl-names = "default";
 		pinctrl-0 = <&wifi_host_wake_irq>, <&wifi_poweren_gpio>;
 		WIFI,host_wake_irq = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
-		WIFI,poweren_gpio =  <&gpio0 RK_PC7 GPIO_ACTIVE_LOW>;
 		rockchip,grf = <&sys_grf>;
 		status = "okay";
 	};