Fix dead link (#3497)

Closes #3493

README.md

@@ -171,7 +171,7 @@ const browser = await puppeteer.launch({executablePath: '/path/to/Chrome'});
 
 See [`Puppeteer.launch()`](https://github.com/GoogleChrome/puppeteer/blob/v1.10.0/docs/api.md#puppeteerlaunchoptions) for more information.
 
-See [`this article`](https://www.howtogeek.com/202825/what%E2%80%99s-the-difference-between-chromium-and-chrome/) for a description of the differences between Chromium and Chrome. [`This article`](https://chromium.googlesource.com/chromium/src/+/lkcr/docs/chromium_browser_vs_google_chrome.md) describes some differences for Linux users.
+See [`this article`](https://www.howtogeek.com/202825/what%E2%80%99s-the-difference-between-chromium-and-chrome/) for a description of the differences between Chromium and Chrome. [`This article`](https://chromium.googlesource.com/chromium/src/+/master/docs/chromium_browser_vs_google_chrome.md) describes some differences for Linux users.
 
 **3. Creates a fresh user profile**