dev-composable: use depends_on instead of the deprecated links option

Author: aarranz

dev-composable/docker-compose.yml

@@ -10,7 +10,7 @@ services:
         volumes:
             - ./nginx.conf:/etc/nginx/nginx.conf:ro
             - ./wirecloud-static:/var/www/static:ro
-        links:
+        depends_on:
             - wirecloud