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

keyboards/primekb/meridian/ktr1010/config.h

@@ -17,7 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define RGB_DI_PIN B15
 #define RGBLED_NUM 3
 // Special timing definitions for KTR101
 #define WS2812_TIMING 1325

keyboards/primekb/meridian/ktr1010/info.json

@@ -0,0 +1,5 @@
+{
+    "ws2812": {
+        "pin": "B15"
+    }
+}