Lear2 sidebar subsubpage

On the sidebar it shouldnt show the third level, like it does with second level, if you are on the first. 01.first/01.second/01.third should only be shown if you are on 01.second. Is that possible?

If you are requesting a new feature or a bug, please do so on the learn2 repo: https://github.com/getgrav/grav-theme-learn2/issues