Issue Title: page.waitForFunction not found in puppeteer-real-browser

[bamboox]

Description

puppeteer is good

Full steps to reproduce the issue

// this ok
const puppeteer = require('puppeteer');
const browser = await puppeteer.launch({ headless: false }); 
const page = await browser.newPage();
await page.goto('https://xxx'); 
await page.waitForFunction('typeof login !== "undefined" && login.execute');

//this fail
import { connect } from "puppeteer-real-browser";
const { page, browser } = await connect();
const page2 = await browser.newPage();
await page2.goto('https://xxx'); 
await page2.waitForFunction('typeof login !== "undefined" && login.execute');

Issue Type

No response

Operating System

No response

Do you use Docker?

None