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

keyboards/25keys/aleth42/rev0/config.h

@@ -17,7 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define RGB_DI_PIN C7
    #define RGBLED_NUM 6
    #define RGBLIGHT_HUE_STEP 8
    #define RGBLIGHT_SAT_STEP 8

keyboards/25keys/aleth42/rev0/info.json

@@ -13,6 +13,9 @@
             {"pin_a": "B5", "pin_b": "B4"}
         ]
     },
+    "ws2812": {
+        "pin": "C7"
+    },
     "processor": "atmega32u2",
     "bootloader": "atmel-dfu"
 }

keyboards/25keys/aleth42/rev1/config.h

@@ -17,7 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define RGB_DI_PIN B3
    #define RGBLED_NUM 8
    #define RGBLIGHT_HUE_STEP 8
    #define RGBLIGHT_SAT_STEP 8

keyboards/25keys/aleth42/rev1/info.json

@@ -13,6 +13,9 @@
             {"pin_a": "F5", "pin_b": "F6"}
         ]
     },
+    "ws2812": {
+        "pin": "B3"
+    },
     "backlight": {
         "pin": "C6",
         "levels": 8,