Merge "docs: Fix python-openstackclient package name and init-runonce path" into stable/wallaby

Author: Zuul

doc/source/user/quickstart.rst

@@ -534,7 +534,7 @@ Using OpenStack
 
    .. code-block:: console
 
-      pip install python3-openstackclient
+      pip install python-openstackclient
 
 #. OpenStack requires an openrc file where credentials for admin user
    are set. To generate this file:
@@ -557,8 +557,15 @@ Using OpenStack
 #. Depending on how you installed Kolla Ansible, there is a script that will
    create example networks, images, and so on.
 
-   * For deployment or evaluation,
-     run ``init-runonce`` script:
+   * For deployment or evaluation, run ``init-runonce`` script.
+
+     If using a virtual environment:
+
+     .. code-block:: console
+
+        /path/to/venv/share/kolla-ansible/init-runonce
+
+     If not using a virtual environment:
 
      .. code-block:: console