Add epel 8 repo link for sshpass

Resolves: rhbz#1954686
epel 9 is not availabe yet. epel 8 was removed from the rhel9 compose,
so added task in playbook to add epel 8 repo.
Pacakge python3-virtualenv is removed from rhel9. Removed it from list
of packages to install

tests/sssd-tasks.yml

@@ -14,14 +14,26 @@
     - rsync
   when: ansible_pkg_mgr != 'unknown'
 
+- name: Add epel repo
+  yum_repository:
+    name: epel8
+    file: epel8
+    description: EPEL Repo of RHEL 8 because RHEL 9 is not available
+    baseurl: https://download.fedoraproject.org/pub/epel/8/Everything/x86_64/
+    enabled: no
+    gpgcheck: no
+
 - name: Install sshpass from epel
-  shell: yum --enablerepo epel install sshpass -y
+  yum:
+    name: sshpass
+    enablerepo: epel8
+    state: present
 
 - name: Install required packages
   dnf:
     name: >
       git, gcc, redhat-rpm-config.noarch, openldap-devel,
-      openldap-clients, dbus-tools, python3-virtualenv, make,
+      openldap-clients, dbus-tools, make,
       python3-pip, krb5-devel, sssd, sssd-kcm, libsss_sudo,
       ldb-tools, sssd-tools, nss-tools, sssd-dbus, python3-devel
 
@@ -63,7 +75,7 @@
       setuptools, pytz, paramiko, pep8, pylint,
       pytest-multihost, python-ldap, pytest, pyyaml
     virtualenv: "{{ venv_dir }}"
-    virtualenv_command: /usr/bin/virtualenv
+    virtualenv_command: python3 -m venv
 
 - name: Find directory python searches for path
   shell: python3 -m site --user-site