fix: delete import of userHelper

src/services/UserService.ts

 import HttpError from "./HttpError";
 import UserModel, { UserStats } from "../models/UserModel";
 import axios from "axios";
-import { transformToUserModel } from "../utils/UserHelper.ts";
 
 export const useUserService = () => {
     const url = "https://klebert-host.com:33037";