fix docker compose error

docker-compose.yaml

@@ -1,7 +1,7 @@
 version: "3"
 services:
   app:
-    image: eclipse-mosquitto:latest 
+    image: eclipse-mosquitto:latest
     ports:
       - '1883:1883'
       - '8883:8883'
@@ -13,6 +13,5 @@ services:
     restart: unless-stopped
 volumes:
   data:
-   curl -sSL https://get.docker.com/ | sh
   config: