openqa: really fix the worker service loop this time (I hope)

Thanks mackerman on Freenode...

Signed-off-by: Adam Williamson <awilliam@redhat.com>

roles/openqa/worker/handlers/main.yml

@@ -1,6 +1,6 @@
 # Restart handler for worker services
 - name: Conditionally restart openQA workers
   command: /usr/local/bin/conditional-restart.sh openqa-worker@{{ item }}
-  loop: "{{ range(1, {{ openqa_workers|int }} + 1)|list }}"
+  loop: "{{ range(1, openqa_workers + 1)|list }}"
   listen:
   - restart openqa workers

roles/openqa/worker/tasks/main.yml

@@ -154,4 +154,4 @@
 
 - name: Enable and start worker services
   service: name=openqa-worker@{{ item }} enabled=yes state=started
-  loop: "{{ range(1, {{ openqa_workers|int }} + 1)|list }}"
+  loop: "{{ range(1, openqa_workers + 1)|list }}"