[example] Fix require path

Author: lpinca

examples/express-session-parse/index.js

@@ -5,7 +5,7 @@ const express = require('express');
 const http = require('http');
 const uuid = require('uuid');
 
-const { WebSocketServer } = require('..');
+const { WebSocketServer } = require('../..');
 
 const app = express();
 const map = new Map();

examples/server-stats/index.js

@@ -4,7 +4,7 @@ const express = require('express');
 const path = require('path');
 const { createServer } = require('http');
 
-const { WebSocketServer } = require('..');
+const { WebSocketServer } = require('../..');
 
 const app = express();
 app.use(express.static(path.join(__dirname, '/public')));