vtkPolyhedron: Fix ShallowCopy and DeepCopy
vtkPolyhedron: Fix ShallowCopy and DeepCopy
Also make PointIdMap and PointToIncidentFaces not be a raw pointer.
This MR resolves the VTK side of paraview/paraview#22678 (closed).
Backport: paraview/release
Edited by Spiros Tsalikis