2023a on MacOS has no import option for custom wbo files

[KE7]

Describe the Bug
Running WeBots 2023a on MacOS Ventura MacBook Pro M1.

Steps to Reproduce

1. File -> New Project
2. Select the new/import node button
3. Trying to select any node type
4. There is no option to import only to add.

Expected behavior
I should be able to select a base mode like Robot and import a file for it.

Screenshots

System

• Operating System: [macOS Ventura]
• Graphics Card: [M1]

[ad-daniel]

wbo support has been dropped since R2022b, you should define the objects as PROTO instead