Cleanup unused func

app/src/main/java/com/hippo/ehviewer/client/EhRequestBuilder.kt

@@ -41,8 +41,6 @@ val MEDIA_TYPE_JSON: MediaType = "application/json; charset=utf-8".toMediaType()
 
 inline fun JSONObject.array(name: String, builder: JSONArray.() -> Unit): JSONObject = put(name, JSONArray().apply(builder))
 
-inline fun JSONArray.array(builder: JSONArray.() -> Unit): JSONArray = put(JSONArray().apply(builder))
-
 fun jsonArrayOf(vararg element: Any?) = JSONArray().apply { element.forEach { put(it) } } // Should ensure it is inlined
 
 inline fun Request.Builder.jsonBody(builder: JSONObject.() -> Unit) = post(JSONObject().apply(builder).toString().toRequestBody(MEDIA_TYPE_JSON))