Don't change ivars in `vtkTextureMapToCylinder::RequestData`
vtkTextureMapToCylinder was chaging ivars set using public API in RequesData under certain conditions. Fixed it to no longer do that.
Addresses paraview/paraview#17334 (closed).
vtkTextureMapToCylinder was chaging ivars set using public API in RequesData under certain conditions. Fixed it to no longer do that.
Addresses paraview/paraview#17334 (closed).