message: docs: fix broken link to measure performance
  * "Chrome DevTools Network Performance page" was pointing to a broken link, that was giving 404 error
  * The new link points to the right article where it explains the resource timing & network analysis
  PR Close
diff: @@ -387,7 +387,7 @@ You can waste a lot of time and money optimizing something that has no tangible
  You should measure the application's actual behavior when running in the environments that are important to you.
  The
  -<a href="https://developers.google.com/web/tools/chrome-devtools/network-performance/understanding-resource-timing" title="Chrome DevTools Network Performance">
  +<a href="https://developer.chrome.com/docs/devtools/network/reference/" title="Chrome DevTools Network Performance">
  Chrome DevTools Network Performance page</a> is a good place to start learning about measuring performance.
  The [WebPageTest](https://www.webpagetest.org/) tool is another good choice
  