tests: Enable EPEL on EL 7 to install hostapd

Signed-off-by: Sergei Petrosian <spetrosi@redhat.com>

Author: spetrosi

tests/tasks/setup_802_1x_server.yml

@@ -4,14 +4,18 @@
   debug:
     msg: facts {{ ansible_facts | to_nice_json }}
 
-# This task can be removed once the RHEL-8.5 is not tested anymore
-- name: Install hostapd via CentOS Stream
-  command: dnf -y install http://mirror.centos.org/centos/8-stream/AppStream/x86_64/os/Packages/hostapd-2.10-1.el8.x86_64.rpm  # noqa yaml[line-length]
+- name: Setup epel on EL 7
   when:
-    - ansible_facts['distribution_version'] is version('8.6', '<')
-    - ansible_facts['distribution_major_version'] == '8'
     - ansible_facts['distribution'] == 'RedHat'
-  changed_when: false
+    - ansible_facts['distribution_major_version'] == '7'
+  yum_repository:
+    name: epel
+    description: Extra Packages for Enterprise Linux 7
+    baseurl: https://archives.fedoraproject.org/pub/archive/epel/{{ ansible_facts['distribution_major_version'] }}/{{ ansible_facts['architecture'] }}/
+    gpgcheck: 0
+    enabled: 1
+    skip_if_unavailable: 1
+    state: present
 
 - name: Install hostapd
   package:

tests/tasks/setup_mock_wifi.yml

@@ -1,5 +1,18 @@
 # SPDX-License-Identifier: BSD-3-Clause
 ---
+- name: Setup epel on EL 7
+  when:
+    - ansible_facts['distribution'] == 'RedHat'
+    - ansible_facts['distribution_major_version'] == '7'
+  yum_repository:
+    name: epel
+    description: Extra Packages for Enterprise Linux 7
+    baseurl: https://archives.fedoraproject.org/pub/archive/epel/{{ ansible_facts['distribution_major_version'] }}/{{ ansible_facts['architecture'] }}/
+    gpgcheck: 0
+    enabled: 1
+    skip_if_unavailable: 1
+    state: present
+
 - name: Install packages required to set up mock wifi network
   package:
     name: