Updates docker url in readme
@@ -794,7 +794,7 @@ credentials and you already have those.
The projects that require middleware generally include a
`docker-compose.yml`, so consider using
-https://compose.docker.io/[Docker Compose] to run the middeware servers
+https://docs.docker.com/compose/[Docker Compose] to run the middeware servers
in Docker containers. See the README in the
https://github.com/spring-cloud-samples/scripts[scripts demo
repository] for specific instructions about the common cases of mongo,
