COMP: fix itk::ArrowSpatialObject warning when compling 1D wrappings

Wrapping of itk::ArrowSpatialObject and itk::CastSpatialObjectFilter
should be consistent. The warning was
itkCastSpatialObjectFilter: warning(4): ITK type not wrapped, or currently not known: itk::SmartPointer< itk::ArrowSpatialObject< 1 > >

Author: Simon Rit

Modules/Core/SpatialObjects/wrapping/itkArrowSpatialObject.wrap

@@ -1,6 +1,5 @@
 itk_wrap_class("itk::ArrowSpatialObject" POINTER)
-  itk_wrap_filter_dims(dims "2;3")
-  foreach(d ${dims})
+  foreach(d ${ITK_WRAP_IMAGE_DIMS})
     itk_wrap_template(${d} ${d})
   endforeach()
 itk_end_wrap_class()