docs: Fix reference link in readme.md

[Issue]
Invalid reference link causes the markdown to be rendered incorrectly.

[Fix]
Update the reference link (remove extra space) to cause the link to be parsed and rendered correctly.

[Note]
- Provide a playlist link for beginners to further learn about related material.

Author: eugengi

README.md

@@ -61,8 +61,9 @@ This project has a [dev container configuration](.devcontainer/), which makes it
 
 This project is designed to work well with the [Azure Developer CLI](https://learn.microsoft.com/azure/developer/azure-developer-cli/overview), which makes it easier to develop apps locally, deploy them to Azure, and monitor them. 
 
-🎥 Watch a deployment of the code in [this screencast](https://www
-.youtube.com/watch?v=JDlZ4TgPKYc).
+🎥 Watch a deployment of the code in this [screencast](https://www.youtube.com/watch?v=JDlZ4TgPKYc).
+> Learn more about developing and deploying Django apps to Azure from Microsoft's comprehensive beginner series:
+> [Django for Beginners](https://www.youtube.com/playlist?list=PLlrxD0HtieHjHCQ0JB_RrhbQp_9ccJztr).
 
 Steps for deployment: