Template uses `foreman_params` to display information about host, it should be `foreman`.

Steps to reproduce:

1) play ansible roles on host with 'Ansible Roles - Ansible Default' job tamplate

1:
   2:PLAY [all] *********************************************************************
   3:
   4:TASK [Gathering Facts] *********************************************************
   5:ok: [host1.example.com]
   6:
   7:TASK [Display all parameters known for the Foreman host] ***********************
   8:ok: [host1.example.com] => {
   9:    "foreman_params": "VARIABLE IS NOT DEFINED!" 
  10:}
  11:PLAY RECAP *********************************************************************
  12:host1.example.com : ok=2    changed=0    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0
  13:Exit status: 0