Nbconvert jumps to the wrong link in collaboration mode

[SaturnTsen]

Describe the bug Nbconvert jumps to the wrong link in collaboration mode.

To Reproduce

1. Install and activate jupyter-collaboration
2. Open any .ipynb file
3. File - Save and Export Notebook As - LaTeX (or other options)
4. The server returns 404, because the the browser goes to /nbconvert/latex/RTC%3AFILENAME.ipynb?download=true instead of /nbconvert/latex/FILENAME.ipynb?download=true

Expected behavior the browser goes to /nbconvert/latex/FILENAME.ipynb?download=true

Screenshots

Desktop (please complete the following information):

• OS: Windows 11
• Browser: Edge (Chromium)
• Server Version: CentOS : LSB Version core-4.1-amd64:core-4.1-noarch Conda Version: 23.3.1 Python : 3.10.9 IPython : 8.13.1 ipykernel : 6.22.0 ipywidgets : not installed jupyter_client : 8.2.0 jupyter_core : 5.3.0 jupyter_server : 2.5.0 jupyterlab : 4.0.0rc0 nbclient : 0.7.4 nbconvert : 7.3.1 nbformat : 5.8.0 notebook : 7.0.0b1 qtconsole : not installed traitlets : 5.9.0