We skip intermediate nodes that do not have any siblings, because they
are irrelevant to navigation and just add extra keypresses without any
highlight changes. This might not be the best choice, we’ll see.
Change-Id: I75fbf79aa7915172e426442a076d57cfbebf5421
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2260
Reviewed-by: Profpatsch <mail@profpatsch.de>
Tested-by: BuildkiteCI