Some clang-format enhancements

See merge request ogs/ogs!4683

Refactor PetrelInterface

See merge request ogs/ogs!4676

The new function implementation uses std::getline, which
does not longer require a buffer of certain size.

[DataExplorer] small fix in TranslateDataDialog

See merge request ogs/ogs!4673

[DataExplorer] Include Vtu2Grid

See merge request ogs/ogs!4651

Refactor MeshLib element rules

See merge request ogs/ogs!4675

- long arrays
- ogs data arrays

I think this was a copy-paste mistake in the previous version
of the code. For the line elements the nodes array is
only one long.

The methods across the face-types are identical but
for some array sizes. These are taken from the template
argument.

The methods across the cell-types are identical but
for some array sizes. These are taken from the template
argument.

changed name of test

See merge request ogs/ogs!4674