Move RGBLED_NUM to data driven (#21278)

keyboards/kb_elmo/isolation/config.h

@@ -18,7 +18,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #pragma once
 
 /* RGB backlight */
-#    define RGBLED_NUM 3
 #    define RGBLIGHT_HUE_STEP 8
 #    define RGBLIGHT_SAT_STEP 8
 #    define RGBLIGHT_VAL_STEP 8

keyboards/kb_elmo/isolation/info.json

@@ -9,6 +9,7 @@
         "device_version": "0.0.1"
     },
     "rgblight": {
+        "led_count": 3,
         "sleep": true
     },
     "ws2812": {

keyboards/kb_elmo/noah_avr/config.h

@@ -28,5 +28,4 @@ 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 7
 #define WS2812_BYTE_ORDER WS2812_BYTE_ORDER_BGR // RGB on the Noah is different order

keyboards/kb_elmo/noah_avr/info.json

@@ -9,6 +9,7 @@
         "device_version": "0.0.1"
     },
     "rgblight": {
+        "led_count": 7,
         "sleep": true
     },
     "ws2812": {