[1022] Getting WG to work on santis

[tjhunter]

Description

• Major change: updates to cuda 12.6 . It should not cause major issues, but FYI
• Integration test is failing: it is looking for anemoi data right now but we have not moved this directory yet.

Issue Number

Closes #1022

Checklist before asking for review

• I have performed a self-review of my code
• My changes comply with basic sanity checks:
  • I have fixed formatting issues with ./scripts/actions.sh lint
  • I have run unit tests with ./scripts/actions.sh unit-test
  • I have documented my code and I have updated the docstrings.
  • I have added unit tests, if relevant
• I have tried my changes with data and code:
  • I have run the integration tests with ./scripts/actions.sh integration-test
  • (bigger changes) I have run a full training and I have written in the comment the run_id(s): launch-slurm.py --time 60
  • (bigger changes and experiments) I have shared a hegdedoc in the github issue with all the configurations and runs for this experiments
• I have informed and aligned with people impacted by my change:
  • for config changes: the MatterMost channels and/or a design doc
  • for changes of dependencies: the MatterMost software development channel

[Jubeku]

Tested successfully:

• On Säntis:
  • uv run train
  • uv run inference
  • launch_slurm.py
• On ATOS:
  • uv run train
  • uv run inference
  • launch_slurm.py

[tjhunter]

Merging