[Keyboard] Fix ws2812 pin for phantagom boards (#20670)

keyboards/handwired/phantagom/baragon/info.json

@@ -14,9 +14,11 @@
         "rgblight": true,
         "encoder": true,
     },
+    "ws2812": {
+        "pin": "GP15"
+    },
     "rgblight": {
         "led_count": 12,
-        "pin": "GP15",
         "animations": {
             "alternating": true,
             "breathing": true,

keyboards/handwired/phantagom/varan/info.json

@@ -13,9 +13,11 @@
         "nkro": true,
         "rgblight": true
     },
+    "ws2812": {
+        "pin": "GP28"
+    },
     "rgblight": {
         "led_count": 23,
-        "pin": "GP28",
         "animations": {
             "alternating": true,
             "breathing": true,
@@ -68,4 +70,4 @@
             ]
         }
     }
-}
+}