Use meshio version with xdmf_slicing

Purpose

MeshSeries reader must work with sliced xdmf data.

Rough overview over the MR

Features

More detailed feature list

Application background

Is the code linked to a specific application? If so, to which?

Categories

• preprocessing
• postprocessing
• visualization
• HPC
• application specific scripts
• add your own category...

Example

If sensible, please add a screenshot something similar to illustrate the merge request.