Update example_include_data.jl to hide output

Author: nHackel

docs/src/literate/example/example_include_data.jl

@@ -31,4 +31,4 @@ angles, shape, sinograms, images = isDataDefined ? (angles, shape, sinograms, im
     sinograms[:, :, :, i] = Array(RadonKA.radon(images[:, :, :, i], angles)) 
   end 
   return angles, shape, sinograms, images
-end
+end;