user doc: Updated data shape info based on SME and QE comments.
+
// This assembly is included in the following assemblies:
// customizing.adoc
@@ -34,6 +35,7 @@ developing extensions in an IDE that you choose.
* <<overview-extension-content-structure_{context}>>
* <<about-extension-definitions_{context}>>
* <<using-maven-to-generate-extension-definitions_{context}>>
+* <<how-to-specify-data-shapes_{context}>>
* <<develop-step-extensions_{context}>>
* <<develop-connector-extensions_{context}>>
* <<develop-library-extensions_{context}>>
