[Prefab] Add plane geometry#552

bakpaul wants to merge 3 commits intosofa-framework:25_04_work_on_new_prefabssofa-framework/SofaPython3:25_04_work_on_new_prefabsfrom

bakpaul:25_10_add_plane_geometrybakpaul/SofaPython3:25_10_add_plane_geometryCopy head branch name to clipboard