Revert artificial change of benchmark problem

src/benchmark.cc

@@ -284,7 +284,7 @@ int main (int argc, char *argv[]) try
     auto grid = createMixedGrid2d();
     grid->globalRefine(7);
 
-    auto basis = makeBasis(grid->leafGridView(), lagrange<1>());
+    auto basis = makeBasis(grid->leafGridView(), lagrange<2>());
     using Matrix = Dune::BCRSMatrix<FieldMatrix<double,1,1>>;
 
     std::cout << std::left << std::setw(25) << "Laplace,dim=2,PQ2" << std::flush;
@@ -310,7 +310,7 @@ int main (int argc, char *argv[]) try
     using Grid = Dune::UGGrid<3>;
     auto grid = Dune::StructuredGridFactory<Grid>::createCubeGrid({{0,0,0}}, {{1,1,1}}, {{20,20,20}});
 
-    auto basis = makeBasis(grid->leafGridView(), lagrange<1>());
+    auto basis = makeBasis(grid->leafGridView(), lagrange<2>());
     using Matrix = Dune::BCRSMatrix<FieldMatrix<double,1,1>>;
 
     std::cout << std::left << std::setw(25) << "Laplace,dim=3,PQ2" << std::flush;