message: Adapt to changed get_normal() API
diff: @@ -15,25 +15,25 @@ int main()
  vector<3, float>* normals;
  hit_record<basic_ray<simd::float4>, primitive<unsigned>> hr;
  - vector<3, simd::float4> n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{}, normals_per_face_binding{});
  + vector<3, simd::float4> n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{});
  #elif defined GET_NORMAL_TRIANGLE_PERFACE_FLOAT8
  vector<3, float>* normals;
  hit_record<basic_ray<simd::float8>, primitive<unsigned>> hr;
  - vector<3, simd::float8> n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{}, normals_per_face_binding{});
  + vector<3, simd::float8> n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{});
  #elif defined GET_NORMAL_TRIANGLE_PERFACE_INT4
  vector<3, float>* normals;
  hit_record<basic_ray<simd::int4>, primitive<unsigned>> hr;
  - auto n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{}, normals_per_face_binding{});
  + auto n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{});
  #elif defined GET_NORMAL_TRIANGLE_PERFACE_MASK4
  vector<3, float>* normals;
  hit_record<basic_ray<simd::mask4>, primitive<unsigned>> hr;
  - auto n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{}, normals_per_face_binding{});
  + auto n = get_normal(normals, hr, basic_triangle<3, float, unsigned>{});
  #elif defined GET_NORMAL_TRIANGLE_PERVERTEX_FLOAT4
  