Updated Getting Started (markdown)

Getting-Started.md

@@ -85,7 +85,7 @@ docker run -p 8080:8080 -p 18080:18080 --name volume --link master chrislusf/sea
 But with Compose it's easiest.
 To startup just run:
 ```
-docker-compose -f docker/seaweedfs-compose.yml -p seaweedfs up
+docker compose -f docker/seaweedfs-compose.yml -p seaweedfs up
 ```
 
 ## Using SeaweedFS in docker