message: consider Cairo type inside a match
diff: @@ -506,6 +506,7 @@ where
  ChaCha1 => &index.chacha_comm.as_ref().unwrap()[1],
  ChaCha2 => &index.chacha_comm.as_ref().unwrap()[2],
  ChaChaFinal => &index.chacha_comm.as_ref().unwrap()[3],
  + Cairo => panic!(),
  };
  scalars_part.push(e);
  commitments_part.push(c);
  