Refer to the XEP for standard names (processone/docs.ejabberd.im#97)

src/mod_disco.erl

@@ -499,7 +499,8 @@ mod_doc() ->
                        "by those modules.")}},
              {name,
               #{value => ?T("Name"),
-                desc => ?T("Any arbitrary name of the contact.")}},
+                desc => ?T("The field 'var' name that will be defined. "
+                           "See XEP-0157 for some standardized names.")}},
              {urls,
               #{value => "[URI, ...]",
                 desc => ?T("A list of contact URIs, such as "