dialog Update docs on states - Early state is not saved in database

modules/dialog/README

@@ -432,6 +432,9 @@ Chapter 1. Admin Guide
      * 4 : Confirmed dialog (active call)
      * 5 : Deleted dialog
 
+   The early and deleted dialog states are not updated in database
+   storage.
+
 4. Dialog profiling
 
    Dialog profiling is a mechanism that helps in classifying, sorting and

modules/dialog/doc/dialog_admin.xml

@@ -81,6 +81,8 @@
 			<para><emphasis>5</emphasis> : Deleted dialog</para>
 		</listitem>
 	</itemizedlist>
+	<para>The early and deleted dialog states are not updated in database storage.
+	</para>
 	</section>
 
 	<section>