Cleanup after repo_build and pip_install retirement

Change-Id: I9148ae927befa0512d9b9a30ff3cd290ce4acd4b

defaults/main.yml

@@ -222,12 +222,6 @@ sahara_wsgi_processes_max: 16
 sahara_wsgi_processes: "{{ [[ansible_processor_vcpus|default(1), 1] | max * 2, sahara_wsgi_processes_max] | min }}"
 sahara_wsgi_threads: 1
 
-# This variable is used by the repo_build process to determine
-# which host group to check for members of before building the
-# pip packages required by this role. The value is picked up
-# by the py_pkgs lookup.
-sahara_role_project_group: sahara_all
-
 ## Tunable overrides
 sahara_api_paste_ini_overrides: {}
 sahara_conf_overrides: {}

tests/ansible-role-requirements.yml

@@ -7,10 +7,6 @@
   src: https://opendev.org/openstack/openstack-ansible-ceph_client
   scm: git
   version: master
-- name: pip_install
-  src: https://opendev.org/openstack/openstack-ansible-pip_install
-  scm: git
-  version: master
 - name: memcached_server
   src: https://opendev.org/openstack/openstack-ansible-memcached_server
   scm: git