Don't use deprecated way of constructing GeometryType

dune/fufem/test/transferoperatorassemblertest.cc

@@ -39,7 +39,7 @@ struct TestSuite {
     toa.assembleMatrixHierarchy(hierarchy);
 
     constexpr size_t dim = Grid::dimension;
-    GeometryType simplex(GeometryType::simplex, dim);
+    GeometryType simplex(GeometryTypes::simplex(dim));
     auto& r = buildRefinement<dim, double>(simplex, simplex);
     for (size_t i = 0; i < level; ++i) {
       const auto& m = hierarchy[i];