message: correct output name for tgv example
diff: @@ -308,7 +308,7 @@ int main(int argc, char *argv[])
  QuantitiesOfInterest kin_energy(pmesh);
  - ParaViewDataCollection pvdc("shear_output", pmesh);
  + ParaViewDataCollection pvdc("tgv_output", pmesh);
  pvdc.SetDataFormat(VTKFormat::BINARY32);
  pvdc.SetHighOrderOutput(true);
  pvdc.SetLevelsOfDetail(ctx.order);
  