Move RGBLED_NUM to data driven (#21278)

keyboards/maple_computing/6ball/config.h

@@ -27,6 +27,5 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define RGBLIGHT_EFFECT_RGB_TEST
 #define RGBLIGHT_EFFECT_ALTERNATING
 #define RGBLIGHT_EFFECT_TWINKLE
-#define RGBLED_NUM 6    // Number of LEDs
 
 #define TAPPING_TERM 200

keyboards/maple_computing/6ball/info.json

@@ -8,6 +8,9 @@
         "pid": "0x0007",
         "device_version": "0.0.1"
     },
+    "rgblight": {
+        "led_count": 6
+    },
     "ws2812": {
         "pin": "F7"
     },