docs(readme): reference to rendered API docs (#198)

Author: mxschmitt

README.md

@@ -2,7 +2,7 @@
 
 [![PyPI version](https://badge.fury.io/py/playwright.svg)](https://pypi.python.org/pypi/playwright/) [![PyPI pyversions](https://img.shields.io/pypi/pyversions/playwright.svg)](https://pypi.python.org/pypi/playwright/) [![Join Slack](https://img.shields.io/badge/join-slack-infomational)](https://join.slack.com/t/playwright/shared_invite/enQtOTEyMTUxMzgxMjIwLThjMDUxZmIyNTRiMTJjNjIyMzdmZDA3MTQxZWUwZTFjZjQwNGYxZGM5MzRmNzZlMWI5ZWUyOTkzMjE5Njg1NDg) <!-- GEN:chromium-version-badge -->[![Chromium version](https://img.shields.io/badge/chromium-86.0.4238.0-blue.svg?logo=google-chrome)](https://www.chromium.org/Home)<!-- GEN:stop --> <!-- GEN:firefox-version-badge -->[![Firefox version](https://img.shields.io/badge/firefox-80.0b8-blue.svg?logo=mozilla-firefox)](https://www.mozilla.org/en-US/firefox/new/)<!-- GEN:stop --> [![WebKit version](https://img.shields.io/badge/webkit-14.0-blue.svg?logo=safari)](https://webkit.org/)
 
-##### [Docs](#documentation) | [API reference](https://playwright.dev/#?path=docs/api.md) | [Docstrings](https://github.com/microsoft/playwright-python/blob/master/playwright/sync_api.py)
+##### [Docs](#documentation) | [Playwright API reference](https://playwright.dev/#?path=docs/api.md) | [Playwright Python API Docs](https://microsoft.github.io/playwright-python/)
 
 Playwright is a Python library to automate [Chromium](https://www.chromium.org/Home), [Firefox](https://www.mozilla.org/en-US/firefox/new/) and [WebKit](https://webkit.org/) with a single API. Playwright is built to enable cross-browser web automation that is **ever-green**, **capable**, **reliable** and **fast**.