dispatcher: docs - fixed typo in description for reload_delta

src/modules/dispatcher/doc/dispatcher_admin.xml

@@ -1019,7 +1019,7 @@ modparam("dispatcher", "ds_db_extra_attrs", "socket=socket;pref=prefix")
 		<para>
 		If set to 0, no rate limit is configured. Note carefully: use this
 		configuration only in tests environments because executing many RPC
-		reload commandss at the same time can cause unexpected behavior.
+		reload commands at the same time can cause unexpected behavior.
 		</para>
 		<para>
 		<emphasis>