message: Fix rendering issue in readme
  README.md in root of repo had extra code fencing notes that caused the "Source Map Support" section to get treated as code and incorrectly rendered.
diff: @@ -161,7 +161,6 @@ Most configuration fields are named such that they can be defaulted to falsey. A
  By default, this SDK will **not** handle state based route changing that occurs in single page applications. To enable enable automatic route change tracking for your single page application, you can add `enableAutoRouteTracking: true` to your setup configuration.
  Currently, we support a separate [React plugin](#available-extensions-for-the-sdk) which you can initialize with this SDK. It will also accomplish route change tracking for you, as well as collect [other React specific telemetry](./vNext/extensions/applicationinsights-react-js).
  -```
  ## Source Map Support
  