🐞Fullscreen of part tree - no back button

[ds-crehm]

Description

Occured on INT during R24.08 testing:
When I fullscreen the relation part tree, there's no back button. I have to use the browser back button to get back to the detail view of the part.

Current behaviour

Fullscreen of relation part tree:

No back button or anything to get back to the detail view where I came from.

Expected behavior

I would expect a back button in the top left, that takes me back to the detail view where I came from:

Steps to reproduce the Bug

1. Open detail view of a part
2. Go to full-screen view of relation part view