Update more vars that need to use $ instead of jinja.

playbooks/roles/edxapp/defaults/main.yml

@@ -532,7 +532,7 @@ generic_env_config:  &edxapp_generic_env
   PAYMENT_SUPPORT_EMAIL: "{{ EDXAPP_PAYMENT_SUPPORT_EMAIL }}"
   ZENDESK_URL: "{{ EDXAPP_ZENDESK_URL }}"
   COURSES_WITH_UNSAFE_CODE: "{{ EDXAPP_COURSES_WITH_UNSAFE_CODE }}"
-  BULK_EMAIL_EMAILS_PER_TASK: "{{ EDXAPP_BULK_EMAIL_EMAILS_PER_TASK }}"
+  BULK_EMAIL_EMAILS_PER_TASK: $EDXAPP_BULK_EMAIL_EMAILS_PER_TASK
   MICROSITE_ROOT_DIR: "{{ EDXAPP_MICROSITE_ROOT_DIR }}"
   MICROSITE_CONFIGURATION: $EDXAPP_MICROSITE_CONFIGURATION
   GRADES_DOWNLOAD:
@@ -550,8 +550,8 @@ generic_env_config:  &edxapp_generic_env
   # default email backed set to local SMTP
   EMAIL_BACKEND: "{{ EDXAPP_EMAIL_BACKEND }}"
   EMAIL_HOST: "{{ EDXAPP_EMAIL_HOST }}"
-  EMAIL_PORT: "{{ EDXAPP_EMAIL_PORT }}"
-  EMAIL_USE_TLS: "{{ EDXAPP_EMAIL_USE_TLS }}"
+  EMAIL_PORT: $EDXAPP_EMAIL_PORT
+  EMAIL_USE_TLS: $EDXAPP_EMAIL_USE_TLS
   FEATURES: "{{ EDXAPP_FEATURES }}"
   WIKI_ENABLED: true
   SYSLOG_SERVER:  "{{ EDXAPP_SYSLOG_SERVER }}"