Remove obsolte version and download volume (#2039)

Author: lloesche

docker-compose.yaml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   graphdb-upgrade:
     image: arangodb:3.10.1
@@ -65,8 +63,6 @@ services:
       - fixcore.runtime.start_collect_on_subscriber_connect=true
     restart: always
     stop_grace_period: 2m
-    volumes:
-      - ~/fixinventory-downloads:/home/fixinventory/downloads
   fixworker:
     image: somecr.io/someengineering/fixworker:edge
     container_name: fixworker