Move RGBLED_NUM to data driven (#21278)

keyboards/phantom/config.h

@@ -17,7 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#    define RGBLED_NUM 20
 #    define RGBLIGHT_HUE_STEP 10
 #    define RGBLIGHT_SAT_STEP 17
 #    define RGBLIGHT_VAL_STEP 17

keyboards/phantom/info.json

@@ -17,6 +17,9 @@
         "caps_lock": "B6",
         "scroll_lock": "B7"
     },
+    "rgblight": {
+        "led_count": 20
+    },
     "ws2812": {
         "pin": "E2"
     },