[6.15.z] Add test coverage for BZ:1982698

[Satellite-QE]

Cherrypick of PR: #15022

Problem Statement

Missing coverage for BZ:1982698, where we verified ansible playbook job template with "hosts: localhost:

Solution

Add test coverage for BZ:1982698, to verifiy ansible-playbook job template with "hosts: localhost"

Dependent PRs:

SatelliteQE/nailgun#1139

[Satellite-QE]

trigger: test-robottelo
pytest: tests/foreman/api/test_ansible.py::TestAnsibleREX::test_positive_ansible_localhost_job_on_host
nailgun: 1139

[Satellite-QE]

PRT Result

Build Number: 6950
Build Status: SUCCESS
PRT Comment: pytest tests/foreman/api/test_ansible.py::TestAnsibleREX::test_positive_ansible_localhost_job_on_host --external-logging
Test Result : ================= 3 passed, 223 warnings in 1831.30s (0:30:31) =================