Update README.md

Author: jayair

packages/react-scripts/template/README.md

@@ -379,7 +379,7 @@ You can also use it with `async` / `await` syntax if you prefer it.
 
 ### With React Router
 
-If you are using React Router; check out [this tutorial](http://serverless-stack.com/chapters/code-splitting-in-create-react-app.html) on how to use code splitting with it. You can find the companion GitHub repository [here](https://github.com/AnomalyInnovations/serverless-stack-demo-client/tree/code-splitting-in-create-react-app).
+If you are using React Router check out [this tutorial](http://serverless-stack.com/chapters/code-splitting-in-create-react-app.html) on how to use code splitting with it. You can find the companion GitHub repository [here](https://github.com/AnomalyInnovations/serverless-stack-demo-client/tree/code-splitting-in-create-react-app).
 
 ## Adding a Stylesheet