arm64: dts: rockchip: Fix pinctrl property typo on rk3326-odroid-go3

"pinctrl" is not a defined property name. The correct name is
"pinctrl-0".

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
[added missing pinctrl-names property]
Link: https://patch.msgid.link/20260108230613.1349060-1-robh@kernel.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: robherring

arch/arm64/boot/dts/rockchip/rk3326-odroid-go3.dts

@@ -14,7 +14,8 @@
 
 	joystick_mux_controller: mux-controller {
 		compatible = "gpio-mux";
-		pinctrl = <&mux_en_pins>;
+		pinctrl-0 = <&mux_en_pins>;
+		pinctrl-names = "default";
 		#mux-control-cells = <0>;
 
 		mux-gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>,