boards: renesas: rsk_rx130: Add missing ioport node define

Board device tree is missing ioport3 status set okay for
button. Add missing ioport3 enable

Signed-off-by: Duy Nguyen <duy.nguyen.xa@renesas.com>

Author: duynguyenxa

boards/renesas/rsk_rx130/rsk_rx130.dts

@@ -40,7 +40,7 @@
 		compatible = "gpio-keys";
 
 		sw1: button {
-			label = "Key";
+			label = "sw1";
 			gpios = <&ioport3 1 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
 			zephyr,code = <INPUT_KEY_0>;
 		};
@@ -75,6 +75,10 @@
 	status = "okay";
 };
 
+&ioport3 {
+	status = "okay";
+};
+
 &ioportd {
 	status = "okay";
 };