Update README.md: Add note about docker compose (#27)

* Update README.md * Update README.md Co-authored-by: Simon Krull <simondotunix@gmail.com> * Update README.md Co-authored-by: Simon Krull <simondotunix@gmail.com> Co-authored-by: Simon Krull <simondotunix@gmail.com>

Author: Abdur-rahmaanJ

README.md

@@ -29,6 +29,9 @@ docker compose up -d
 
 Then open http://django-cms-quickstart.127.0.0.1.nip.io:8000 (or just http://127.0.0.1:8000) in your browser.
 
+Note: Since Compose V2, `docker-compose` is now included inside docker. For more information, checkout the [Compose V2](https://docs.docker.com/compose/cli-command/) Documentation.
+You can find more information at https://docs.docker.com/compose/cli-command/
+
 ## Customising the project
 
 This project is ready-to-go without making any changes at all, but also gives you some options.