XTransferable2 should be including XTransferable, not itself

Change-Id: I5790c949354434fc3661520c9038fd90e1b182f4
(cherry picked from commit 930c7fb4)
Signed-off-by: Michael Stahl <mstahl@redhat.com>

offapi/com/sun/star/datatransfer/XTransferable2.idl

@@ -8,7 +8,7 @@
 #ifndef __com_sun_star_datatransfer_XTransferable2_idl__
 #define __com_sun_star_datatransfer_XTransferable2_idl__
 
-#include <com/sun/star/datatransfer/XTransferable2.idl>
+#include <com/sun/star/datatransfer/XTransferable.idl>
 
 module com { module sun { module star { module datatransfer {