[CI] Drop test config workaround in standalone jobs

devstack seems to honor local.conf's test-config
properly now, and this workaround is no longer
necessary.

Change-Id: I4f52a9f2a7a2ca12083c47766615ec2e8fdd4a49
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>

playbooks/manila-tempest-plugin-standalone/run.yaml

@@ -5,7 +5,6 @@
 - hosts: tempest
   roles:
     - setup-tempest-run-dir
-    - set-tempest-config
     - setup-tempest-data-dir
     - acl-devstack-files
     - run-tempest

roles/set-tempest-config/README.rst

@@ -1,19 +0,0 @@
-set-tempest-config
-==================
-
-This is a workaround for the `merge_config_file <https://opendev
-.org/openstack/devstack/src/commit/76d7d7c90c3979c72404fddd31ee884c8bfdb1ec
-/inc/meta-config#L82>`_ routine that doesn't working correctly on jobs based on
-the "devstack-minimal" profile.
-
-**Role Variables**
-
-.. zuul:rolevar:: devstack_base_dir
-   :default: /opt/stack
-
-   The devstack base directory.
-
-.. zuul:rolevar:: devstack_local_conf_path
-   :default: "{{ devstack_base_dir }}/devstack/local.conf"
-
-   Where to find the local.conf file

roles/set-tempest-config/defaults/main.yml

@@ -1,3 +0,0 @@
----
-devstack_base_dir: /opt/stack
-devstack_local_conf_path: "{{ devstack_base_dir }}/devstack/local.conf"

roles/set-tempest-config/tasks/main.yml

@@ -1,14 +0,0 @@
-- name: Install required pip packages
-  pip:
-    name: devstack-tools
-    state: "latest"
-    virtualenv: /var/tmp/venv
-
-- name: Copy tempest config
-  shell: >-
-    . /var/tmp/venv/bin/activate && \
-    dsconf extract {{ devstack_local_conf_path }} \
-      test-config \
-      '$TEMPEST_CONFIG' \
-      {{ devstack_base_dir }}/tempest/etc/tempest.conf
-  become: yes