Update latest-overview-concept.adoc

Author: kevinzlu-salesforce

modules/ROOT/pages/latest-overview-concept.adoc

@@ -25,7 +25,7 @@ Before using API Manager, familiarize yourself with the user interface and the t
 Watch the API Manager Product Spotlight video to see a quick overview of API Manager.
 
 ++++
-include::_api-manager-inline.html[]
+include::_partials/api-manager-inline.html[]
 ++++
 
 == What API Manager Looks Like