Changed 'built-in' (default) LED used with Zephir boards from RED to GREEN.

Author: bogdanarduino

cores/arduino/Arduino.h

@@ -64,8 +64,8 @@
 #else
 #define LED_BUILTIN                                                                                \
 	DIGITAL_PIN_GPIOS_FIND_PIN(                                                                    \
-		DT_REG_ADDR(DT_PHANDLE_BY_IDX(DT_PATH(zephyr_user), builtin_led_gpios, 0)),                \
-		DT_PHA_BY_IDX(DT_PATH(zephyr_user), builtin_led_gpios, 0, pin))
+		DT_REG_ADDR(DT_PHANDLE_BY_IDX(DT_PATH(zephyr_user), builtin_led_gpios, 1)),                \
+		DT_PHA_BY_IDX(DT_PATH(zephyr_user), builtin_led_gpios, 1, pin))
 #endif
 
 /* If digital-pin-gpios is not defined, tries to use the led0 alias */