Move RGBLIGHT_LIMIT_VAL definition from rgblight.c to rgblight.h (#5167)

quantum/rgblight.c

@@ -31,10 +31,6 @@
 #include "debug.h"
 #include "led_tables.h"
 
-#ifndef RGBLIGHT_LIMIT_VAL
-#define RGBLIGHT_LIMIT_VAL 255
-#endif
-
 #define _RGBM_SINGLE_STATIC(sym)   RGBLIGHT_MODE_ ## sym,
 #define _RGBM_SINGLE_DYNAMIC(sym)
 #define _RGBM_MULTI_STATIC(sym)    RGBLIGHT_MODE_ ## sym,

quantum/rgblight.h

@@ -121,6 +121,9 @@ enum RGBLIGHT_EFFECT_MODE {
 #ifndef RGBLIGHT_VAL_STEP
 #define RGBLIGHT_VAL_STEP 17
 #endif
+#ifndef RGBLIGHT_LIMIT_VAL
+#define RGBLIGHT_LIMIT_VAL 255
+#endif
 
 #define RGBLED_TIMER_TOP F_CPU/(256*64)
 // #define RGBLED_TIMER_TOP 0xFF10