Migrate rgblight.pin and RGB_DI_PIN to ws2812.pin (#20303)

keyboards/nightly_boards/n87/config.h

@@ -17,7 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define RGB_DI_PIN D0
 #define RGBLED_NUM 16
 #define RGBLIGHT_HUE_STEP 8
 #define RGBLIGHT_SAT_STEP 8

keyboards/nightly_boards/n87/info.json

@@ -13,6 +13,9 @@
         "rows": ["B0", "B1", "B2", "B3", "F1", "F0", "D7", "B4", "D1", "D2", "D3", "D5"]
     },
     "diode_direction": "COL2ROW",
+    "ws2812": {
+        "pin": "D0"
+    },
     "processor": "atmega32u4",
     "bootloader": "atmel-dfu",
     "layouts": {