common-refactor: Apply changes to `edx_sandbox` playbook

playbooks/edx_sandbox.yml

@@ -23,6 +23,7 @@
     openid_workaround: True
   roles:
     - common
+    - supervisor
     - role: nginx
       nginx_sites:
       - lms
@@ -36,18 +37,6 @@
     - { role: 'edxapp', celery_worker: True }
     - oraclejdk
     - elasticsearch
-    - role: rbenv
-      rbenv_user: "{{ forum_user }}"
-      rbenv_user_home: "{{ forum_home }}"
-      rbenv_ruby_version: "{{ forum_ruby_version }}"
     - forum
-    - role: virtualenv
-      virtualenv_user: "{{ xqueue_user }}"
-      virtualenv_user_home: "{{ xqueue_user_home }}"
-      virtualenv_name: "{{ xqueue_user }}"
     - { role: "xqueue", update_users: True }
-    - role: virtualenv
-      virtualenv_user: "{{ ora_user }}"
-      virtualenv_user_home: "{{ ora_user_home }}"
-      virtualenv_name: "{{ ora_user }}"
-    - role: ora
+    - ora