No customizer options in socket_holder.scad

When opening gridfinity_socket_holder.scad, I only see parameters and Part,  but no other customizer options. If I open another scad from the github I see customizer options as expected. Running OpenSCAD v2026.06.08

<img width="290" height="188" alt="Image" src="https://github.com/user-attachments/assets/94a79d0b-deef-4c4f-be99-04c29aab25a1" />