Add the option to use "browserWSEndpoint" (#727)

* Update Client.js

* Update package.json

* Update package.json

* 🚨🔥 Fixed ESLint and removed old code.

* Update README.md

* Update README.md

* Update Client.js

* chore(deps): bump sharp from 0.26.3 to 0.28.3

Bumps [sharp](https://github.com/lovell/sharp) from 0.26.3 to 0.28.3.
- [Release notes](https://github.com/lovell/sharp/releases)
- [Changelog](https://github.com/lovell/sharp/blob/master/docs/changelog.md)
- [Commits](https://github.com/lovell/sharp/compare/v0.26.3...v0.28.3)

---
updated-dependencies:
- dependency-name: sharp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update package.json

* Update README.md

* Update example.js

* Update README.md

Co-authored-by: Rajeh Taher <52720753+PurpShell@users.noreply.github.com>
Co-authored-by: Rajeh Taher <rajeh@reforward.tk>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Aliyss Snow <33941859+Aliyss@users.noreply.github.com>

example.js

@@ -11,6 +11,13 @@ const client = new Client({ puppeteer: { headless: false }, session: sessionCfg
 // You can use an existing session and avoid scanning a QR code by adding a "session" object to the client options.
 // This object must include WABrowserId, WASecretBundle, WAToken1 and WAToken2.
 
+// You also could connect to an existing instance of a browser
+// { 
+//    puppeteer: {
+//        browserWSEndpoint: `ws://localhost:3000`
+//    }
+// }
+
 client.initialize();
 
 client.on('qr', (qr) => {