fix(underglow): Add newly required color-mapping prop.

app/boards/shields/nibble/boards/nice_nano.overlay

@@ -4,6 +4,8 @@
  * SPDX-License-Identifier: MIT
  */
 
+#include <dt-bindings/led/led.h>
+
 &spi1 {
 	compatible = "nordic,nrf-spim";
 	status = "okay";
@@ -24,6 +26,7 @@
 		chain-length = <10>; /* number of LEDs */
 		spi-one-frame = <0x70>;
 		spi-zero-frame = <0x40>;
+		color-mapping = <LED_COLOR_ID_GREEN LED_COLOR_ID_RED LED_COLOR_ID_BLUE>;
 	};
 };