Update Ansible GitHub workflows

The workflows committed in the first commit were missing the
installation of required dependencies and other fixes.

Signed-off-by: Felix Matouschek <fmatouschek@redhat.com>

tests/unit/utils/ansible_module_mock.py

@@ -0,0 +1,51 @@
+# -*- coding: utf-8 -*-
+# Copyright: (c) 2021, Ansible Project
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+# This module maock the AnsibleModule class for more information please visite
+# https://docs.ansible.com/ansible/latest/dev_guide/testing_units_modules.html#module-argument-processing
+
+from __future__ import absolute_import, division, print_function
+
+__metaclass__ = type
+
+import json
+
+from ansible.module_utils import basic
+from ansible.module_utils.common.text.converters import to_bytes
+
+
+def set_module_args(args):
+    """prepare arguments so that they will be picked up during module creation"""
+    args = json.dumps({"ANSIBLE_MODULE_ARGS": args})
+    basic._ANSIBLE_ARGS = to_bytes(args)
+
+
+class AnsibleExitJson(Exception):
+    """Exception class to be raised by module.exit_json and caught by the test case"""
+
+    pass
+
+
+class AnsibleFailJson(Exception):
+    """Exception class to be raised by module.fail_json and caught by the test case"""
+
+    pass
+
+
+def exit_json(*args, **kwargs):
+    """function to patch over exit_json; package return data into an exception"""
+    if "changed" not in kwargs:
+        kwargs["changed"] = False
+    raise AnsibleExitJson(kwargs)
+
+
+def fail_json(*args, **kwargs):
+    """function to patch over fail_json; package return data into an exception"""
+    kwargs["failed"] = True
+    raise AnsibleFailJson(kwargs)
+
+
+def get_api_client(*args, **kwargs):
+    """function to patch over get_api_client """
+    pass