removed icinga_client_proxy var

tasks/main.yml

@@ -37,7 +37,6 @@
       - ""
       - "Other Vars"
       - "icinga_client_win_user: {{ icinga_client_win_user | default('Not set')}}"
-      - "icinga_client_proxy: {{ icinga_client_proxy | default('Not set')}}"
 
 - name: Run Windows install
   import_tasks: satellite-windows.yml