Fix: Update Stock model import path in watchlist route

Author: HackStyx

backend/src/routes/watchlist.js

@@ -1,6 +1,6 @@
 const express = require('express');
 const router = express.Router();
-const { Stock } = require('../models/stock');
+const Stock = require('../models/Stock');
 const stockPriceService = require('../services/stockPriceService');
 const { Op } = require('sequelize');