message: add exception for Antoine question
diff: @@ -198,7 +198,8 @@ namespace
  return Position::point_inside_tetra( p, { p0, p1, p2, p3 } );
  }
  default:
  - ringmesh_assert_not_reached;
  + throw RINGMeshException( "AABB",
  + "VolumeAABBTre containing_cell request only handle tetrahedra." );
  return false;
  }
  }
  