DoubleGyre Catalyst Python example is broken.

[jfavre]

Conduit data has ranges with infinite values...
Possible cause (set_external ?)
images are empty
Dataset saved has garbage data
on my laptop:

spack load py-numpy/k7
spack load py-matplotlib
export PYTHONPATH =spack location -i libcatalyst/lib/python3.12/site-packages:$PYTHONPATH