Allow analytics_api and insights to be disabled.

Signed-off-by: Tomasz Gargas <tomasz@opencraft.com>

playbooks/edx_sandbox.yml

@@ -26,6 +26,8 @@
     credentials_create_demo_data: true
     SANDBOX_ENABLE_DISCOVERY: true
     SANDBOX_ENABLE_ECOMMERCE: true
+    SANDBOX_ENABLE_ANALYTICS_API: true
+    SANDBOX_ENABLE_INSIGHTS: true
   roles:
     - role: swapfile
       SWAPFILE_SIZE: 4GB
@@ -54,8 +56,10 @@
     - role: ecomworker
       ECOMMERCE_WORKER_BROKER_HOST: 127.0.0.1
       when: SANDBOX_ENABLE_ECOMMERCE
-    - analytics_api
-    - insights
+    - role: analytics_api
+      when: SANDBOX_ENABLE_ANALYTICS_API
+    - role: insights
+      when: SANDBOX_ENABLE_INSIGHTS
     # not ready yet: - edx_notes_api
     - demo
     - oauth_client_setup
@@ -81,4 +85,3 @@
       when: POSTFIX_QUEUE_EXTERNAL_SMTP_HOST != ''
     - role: datadog-uninstall
       when: not COMMON_ENABLE_DATADOG
-