ProcRRGetScreenInfo: swap configTimestamp as well

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Tested-by: Daniel Stone <daniel@fooishbar.org>

randr/rrscreen.c

@@ -854,6 +854,7 @@ ProcRRGetScreenInfo(ClientPtr client)
         swaps(&rep.sequenceNumber);
         swapl(&rep.length);
         swapl(&rep.timestamp);
+        swapl(&rep.configTimestamp);
         swaps(&rep.rotation);
         swaps(&rep.nSizes);
         swaps(&rep.sizeID);