Use release by default for edx-analytics-data-api version.

playbooks/roles/analytics-api/defaults/main.yml

@@ -19,7 +19,7 @@ ANALYTICS_API_NEWRELIC_APPNAME: "{{ COMMON_ENVIRONMENT }}-{{ COMMON_DEPLOYMENT }
 ANALYTICS_API_PIP_EXTRA_ARGS: "-i {{ COMMON_PYPI_MIRROR_URL }}"
 ANALYTICS_API_NGINX_PORT: "18100"
 
-ANALYTICS_API_VERSION: "master"
+ANALYTICS_API_VERSION: "release"
 # Default dummy user, override this!!
 ANALYTICS_API_USERS:
   "dummy-api-user": "changeme"