The docker service needs to be started

Signed-off-by: Clement Verna <cverna@tutanota.com>

playbooks/groups/releng-compose.yml

@@ -91,6 +91,12 @@
     tags:
     - containerrebuild
 
+  - name: enable and start docker service
+    service:
+      name: docker
+      state: started
+      enabled: yes
+
   - name: install ansible for container automated rebuilds
     package:
       name: "{{item}}"