VTKm: update vtkm submodule to correct excesive memory usage during compilation
closes: #18037 (closed)
related: !7397 (merged)
Updates vtkm submodule to latest version, which among many other things it brings some needed compiling memory usage optimizations of some vtkm filters.
It also updates some of the types / headers files used in the vtkm Accelerator module which are now deprecated,
There is further optimization in same regard for !7397 (merged).