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

keyboards/rgbkb/zen/rev1/config.h

@@ -22,9 +22,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* Locking resynchronize hack */
 #define LOCKING_RESYNC_ENABLE
 
-/* ws2812 RGB LED */
-#define RGB_DI_PIN D1
-
 #define RGBLED_NUM 16    // Number of LEDs
 
 /*

keyboards/rgbkb/zen/rev1/info.json

@@ -16,6 +16,9 @@
   "split": {
     "soft_serial_pin": "D0"
   },
+  "ws2812": {
+    "pin": "D1"
+  },
   "processor": "atmega32u4",
   "bootloader": "caterina",
   "layouts": {

keyboards/rgbkb/zen/rev2/config.h

@@ -17,8 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define RGB_DI_PIN         B6
-
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */

keyboards/rgbkb/zen/rev2/info.json

@@ -21,6 +21,9 @@
     "split": {
       "soft_serial_pin": "D3"
     },
+    "ws2812": {
+      "pin": "B6"
+    },
     "processor": "atmega32u4",
     "bootloader": "caterina",
     "layouts": {