component/scipy: don't install scripts in setup-eggs parts

This section is just for setup, it does not make sense to generate
scripts here and it cause errors when another section uses the same
technique.

component/scipy/buildout.cfg

@@ -23,6 +23,7 @@ eggs = ${scipy-setup-eggs:eggs}
 
 [scipy-setup-eggs]
 recipe = zc.recipe.egg
+scripts =
 eggs =
   ${cython:egg}
   ${numpy:egg}