Reading the VTU files can trigger floating point exceptions. Because
we are not debugging VTK (or other libraries) at this point, the
floating point exceptions are temporarily disabled and are restored
at the end of the scope.

Upgraded PETSc minimum to 3.18.6.

See merge request ogs/ogs!4849

Workarounds for 3.16 can be reverted.
3.16 does not build on recent Arch, make 4.4.1, see

https://gitlab.com/petsc/petsc/-/merge_requests/6140

Update JUWELS module loading using Stage/2024

See merge request ogs/ogs!4838

[ci] Fixes

See merge request ogs/ogs!4845

[cff] Added author orcids

See merge request !4836

This reverts commit 3d057997 which broke
benchmark downloads.

[ci] PETSc pkg-config fixes

See merge request ogs/ogs!4844

[py] Import OpenGeoSys module properly

See merge request !4843

mtest / tfel python bindings are not available on the test machines
and are therefore skipped.

Affects ModCamClay_TestIsotrop.ipynb.

Needs to be imported with:

try:
    import ogs.callbacks as OpenGeoSys
except ModuleNotFoundError:
    import OpenGeoSys

`ogs.callbacks` is needed when imported via pip installed package.
`import OpenGeoSys` else.

Tests thermo poro elasticity relax tolerance

See merge request !4841

[nb] Make tfel available

See merge request !4842

[cmake] Simplify PETSc finding

See merge request !4839

[cmake] Use VTK 9.3 on gcc 13.2.

See merge request ogs/ogs!4840

Fixes compile errors in VTK.

This is now recommended. See

https://lists.mcs.anl.gov/pipermail/petsc-users/2019-December/039937.html

FindPETSc.cmake was used.

[cmake] Refactor netCDF library finding

See merge request ogs/ogs!4814

Code cleanup: Move code from NumLib to MathLib

See merge request ogs/ogs!4833