message: Modify test_sum_bilin
diff: @@ -167,7 +167,7 @@ TEST_CASE("DG SumIntegrator", "[SumIntegrator][PartialAssembly]")
  integ2.AssemblePAInteriorFaces(fes);
  integ_sum.AssemblePAInteriorFaces(fes);
  - const Operator *R_int = fes.GetFaceRestriction(
  + const FaceRestriction *R_int = fes.GetFaceRestriction(
  ElementDofOrdering::LEXICOGRAPHIC,
  FaceType::Interior);
  @@ -198,7 +198,7 @@ TEST_CASE("DG SumIntegrator", "[SumIntegrator][PartialAssembly]")
  integ2.AssemblePABoundaryFaces(fes);
  integ_sum.AssemblePABoundaryFaces(fes);
  - const Operator *R_bdr = fes.GetFaceRestriction(
  + const FaceRestriction *R_bdr = fes.GetFaceRestriction(
  ElementDofOrdering::LEXICOGRAPHIC,
  FaceType::Boundary,
  L2FaceValues::DoubleValued);
  