splitkb/kyria: remove CONVERT_TO at keyboard level (#23857)

keyboards/splitkb/kyria/rev1/base/keyboard.json

@@ -1,5 +1,26 @@
 {
-    "build": {
-        "lto": true
+    "development_board": "elite_c",
+    "matrix_pins": {
+        "cols": ["B6", "B2", "B3", "B1", "F7", "F6", "F5", "F4"],
+        "rows": ["B4", "E6", "D7", "D4"]
+    },
+    "diode_direction": "COL2ROW",
+    "encoder": {
+        "rotary": [
+            {"pin_a": "C6", "pin_b": "B5"}
+        ]
+    },
+    "split": {
+        "soft_serial_pin": "D2",
+        "encoder": {
+            "right": {
+                "rotary": [
+                    {"pin_a": "B5", "pin_b": "C6"}
+                ]
+            }
+        }
+    },
+    "ws2812": {
+        "pin": "D3"
     }
 }