Minur manual.xml.in update to make it usable by releaase build scripts.

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@15777 44c647ce-9c0f-0410-b52a-842ac1e357ba

documentation/manual/en/manual.xml.in

@@ -506,9 +506,7 @@
         <xi:include href="module_specs/Zend_Tool_Project.xml" />
         <xi:include href="module_specs/Zend_Tool_Project-CreateProject.xml" />
         <xi:include href="module_specs/Zend_Tool_Project-Providers.xml" />
-        <!--
-        <xi:include href="module_specs/Zend_Tool_Project-Internals.xml" />
-        -->
+        <!-- <xi:include href="module_specs/Zend_Tool_Project-Internals.xml" /> -->
     </chapter>
 
     <chapter id="zend.translate">