105491: Switched update of vertical flag and setting the item set to avoid infinite recursion.

(cherry picked from commit bb94c19d2c7df1c468d38b7744e0d34e8ac27a99)

svx/source/svdraw/svdoashp.cxx

@@ -2298,10 +2298,10 @@ void SdrObjCustomShape::SetVerticalWriting( sal_Bool bVertical )
                 case SDRTEXTHORZADJUST_BLOCK: aNewSet.Put(SdrTextVertAdjustItem(SDRTEXTVERTADJUST_BLOCK)); break;
             }
 
-            SetObjectItemSet( aNewSet );
             pOutlinerParaObject = GetOutlinerParaObject();
             if ( pOutlinerParaObject )
                 pOutlinerParaObject->SetVertical(bVertical);
+            SetObjectItemSet( aNewSet );
 
             // restore object size
             SetSnapRect(aObjectRect);