How to reproduce:
1. Create and open a new 3D project
2. In the terminal, from the project’s root directory, run this command: “ touch $'Assets/filename\nwith\nnewline.txt' “
3. In the Project tab, right-click and select “Refresh“
4. Note down the file’s name
5. Right-click the created file and select “Export As Asset Package…”
6. In the pop-up window, click “Export…“, and note down where the package is exported
7. Delete the original file
8. Right-click in the Project tab and select “Import Package“ → “Custom Package…“
9. Select the package that was exported in step 6
10. In the pop-up window, click “Import”
11. Observe the imported file’s name in the Project tab

Actual result: The file gets reimported as “filename\nwith“
Expected result: The file gets reimported as “filename\nwith\nnewline.txt“

Reproducible with: 2023.1.0a4, 6000.0.66f1, 6000.3.6f1, 6000.4.0b5, 6000.5.0a5

Reproducible on: Ubuntu 22.04, macOS 15.5 (user)
Could not reproduce on: No other environment tested