fix generate-local-configs reference to irods_admin

[michael-conway]

ansible run of generate-configs.

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "writing roles/util-cfg-service/templates/data-info.properties.j2 to /home/ansible/DE/ansible_vars/local_config/data-info.properties"
}

TASK [write local service configs] *********************************************
fatal: [localhost -> localhost]: FAILED! => {"changed": false, "failed": true, "msg": "AnsibleUndefinedVariable: 'irods_admin_users' is undefined"}
	to retry, use: --limit @/home/ansible/DE/ansible/local-service-config.retry

PLAY RECAP *********************************************************************

either fix in DE or here, fix the group var instructions or the playbook

[michael-conway]

also

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "writing roles/util-cfg-service/templates/tree-urls.properties.j2 to /home/ansible/DE/ansible_vars/local_config/tree-urls.properties"
}

TASK [write local service configs] *********************************************
fatal: [localhost -> localhost]: FAILED! => {"changed": false, "failed": true, "msg": "AnsibleUndefinedVariable: 'tree_urls_log_file' is undefined"}
	to retry, use: --limit @/home/ansible/DE/ansible/local-service-config.retry