Merge pull request #3517 from edx/ned/revert-3423

Revert "Adds the aws role to edx_sandbox.yml if edxapp is using aws settings."

playbooks/edx_sandbox.yml

@@ -40,8 +40,6 @@
     - role: mongo
       when: "'localhost' in EDXAPP_MONGO_HOSTS"
     - { role: 'rabbitmq', rabbitmq_ip: '127.0.0.1' }
-    - role: aws
-      when: EDXAPP_SETTINGS == 'aws'
     - { role: 'edxapp', celery_worker: True }
     - edxapp
     - role: ecommerce