Update Chromium versions for External API (#8284)
Update Chromium versions for External API (#8284)

This PR updates and corrects the real values for Chromium (Chrome, Opera, Samsung Internet, WebView Android) for the `External` API, based upon results from the [mdn-bcd-collector](https://mdn-bcd-collector.appspot.com) project (v1.1.8).  Results are manually confirmed for accuracy.

Tests Used: https://mdn-bcd-collector.appspot.com/tests/api/External
chrisdavidmills/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data