## h5Part: Migrate to h5hut to 2.0.0

VTK's `h5Part` third-party library has been migrated to [h5hut 2.0.0](https://github.com/eth-cscs/h5hut/releases/tag/H5hut-2.0.0rc7).
It should be noted that `VTK::h5part` has been replaced by `VTK::h5hut`.
