firewalld: Ensure idempotency

Use APIs like ``query*`` instead of ``get*``.

Fixes: #179

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

tests/integration/targets/firewalld/tasks/run_all_tests.yml

@@ -1,20 +1,6 @@
 # Test playbook for the firewalld module
 # (c) 2017, Adam Miller <admiller@redhat.com>
-
-# This file is part of Ansible
-#
-# Ansible is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Ansible is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 - name: Ensure /run/firewalld exists
   file:
@@ -28,8 +14,6 @@
 
 # firewalld port operation test cases
 - include_tasks: port_test_cases.yml
-  # Skipping on CentOS 8 due to https://github.com/ansible/ansible/issues/64750
-  when: not (ansible_facts.distribution == "CentOS" and ansible_distribution_major_version is version('8', '=='))
 
 # firewalld source operation test cases
 - import_tasks: source_test_cases.yml