Install python3-setuptools for oooci-build-images

Ansible pip module requires setuptools library to use it.
Hoever, oooci-build-images role doesn't install setuptools in it.
This patch ensures python3-setuptools is installed.

Closes-bug: #1902986
Change-Id: Id884b75719ca4c5326404e557e0aa14737ee8476

roles/oooci-build-images/tasks/pre.yaml

@@ -48,6 +48,12 @@
   command: bash {{ workspace }}/pathfix_repos.sh
   changed_when: true
 
+- name: Install python3-setuptools
+  package:
+    name: "python3-setuptools"
+    state: present
+  become: true
+
 - name: Install deps from upper-constraints
   when: ansible_distribution == 'CentOS'
   pip: