Failing frontend unittest with node 20 and 24

[rezib]

Describe the bug Some unittest are failing with some specific nodejs versions. It fails with nodejs 20 and 24 but are ok with nodejs 18 and 22.

To Reproduce See https://github.com/rackslab/Slurm-web/actions/runs/19034312605

Expected behavior These tests must run successfully with all versions of nodejs.

Screenshots n/a

Versions

=v5.1.0

Additional context n/a