Bugfix #13667: Outliner doesn't update when changing Parent in Transform Properties

There was a missing refresh call for the Outliner.

source/blender/src/drawview.c

@@ -2154,6 +2154,7 @@ void do_viewbuts(unsigned short event)
 			}
 			allqueue(REDRAWVIEW3D, 1);
 			allqueue(REDRAWBUTSOBJECT, 0);
+			allqueue(REDRAWOOPS, 0);
 		}
 		break;