Add convenience method for setting Nibble's big LED RGB (#11257)

keyboards/nullbitsco/nibble/big_led.c

@@ -15,6 +15,12 @@
  */
 #include "big_led.h"
 
+void set_big_LED_rgb(uint8_t r_mode, uint8_t g_mode, uint8_t b_mode) {
+    set_big_LED_r(r_mode);
+    set_big_LED_g(g_mode);
+    set_big_LED_b(b_mode);
+}
+
 void set_big_LED_r(uint8_t mode) {
     switch(mode) {
         case LED_ON:
@@ -64,4 +70,4 @@ void set_big_LED_b(uint8_t mode) {
         default:
         break;
     }
-}
+}

keyboards/nullbitsco/nibble/big_led.h

@@ -15,7 +15,7 @@
  */
 #pragma once
 
-#include "quantum.h" 
+#include "quantum.h"
 
 /* Optional big LED pins */
 #define BIG_LED_R_PIN D7
@@ -29,6 +29,7 @@
 #define GPIO_STATE_HIGH 1
 
 void
+  set_big_LED_rgb(uint8_t r_mode, uint8_t g_mode, uint8_t b_mode),
   set_big_LED_r(uint8_t mode),
   set_big_LED_g(uint8_t mode),
-  set_big_LED_b(uint8_t mode);
+  set_big_LED_b(uint8_t mode);