Show gmsh-generated mesh in Elmer and Palace examples

[nikosavola]

The electrostatic simulation example in the documentation could show the generated mesh as well. I assume this can be done with pyvista or meshio.

Notebooks to update:

• https://gdsfactory.github.io/gplugins/notebooks/elmer_01_electrostatic.html
• https://gdsfactory.github.io/gplugins/notebooks/palace_01_electrostatic.html
• https://gdsfactory.github.io/gplugins/notebooks/palace_02_fullwave.html

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This issue is stale because it has been inactive for 60 days. Remove stale label or comment or this will be closed in 7 days.

[nikosavola]

Issue still persists

[github-actions[bot]]

This issue is stale because it has been inactive for 60 days. Remove stale label or comment or this will be closed in 7 days.