Do not turn on error led by default.

Author: wteiken

arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro.dtsi

@@ -66,7 +66,7 @@
 		led_red: sys-led-red {
 			color = <LED_COLOR_ID_RED>;
 			gpios = <&pca9555 15 GPIO_ACTIVE_HIGH>;
-			default-state = "on";
+			default-state = "off";
 		};
 
 		led_blue: sys-led-blue {