Remove superfluous input registration

src/ufo-filter-3d-edf-writer.c

@@ -200,7 +200,6 @@ ufo_filter_3d_edf_writer_init (UfoFilter3DEdfWriter *self)
     self->priv->prefix = NULL;
 
     ufo_filter_register_inputs (UFO_FILTER (self), 1, input_params);
-    ufo_filter_register_inputs (UFO_FILTER (self), 3, NULL);
 }
 
 G_MODULE_EXPORT