Fix e2e test bug (#9597)

* code

* try this out

Author: freddyaboulton

.github/workflows/test-functional.yml

@@ -55,7 +55,6 @@ jobs:
         run: |
           . venv/bin/activate
           python -m pip install -r demo/outbreak_forecast/requirements.txt
-          python -m pip install -r demo/gradio_pdf_demo/requirements.txt
           python -m pip install -r demo/stream_video_out/requirements.txt
       - run: pnpm exec playwright install chromium firefox
       - name: run browser tests