New review comment by dkwo on void-packages repository

https://github.com/void-linux/void-packages/pull/35376#discussion_r830846377

Comment:
similarly, missing fixtures:
```
==================================== ERRORS ====================================
_____________________ ERROR at setup of test_tree_handler ______________________
file /builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py, line 19
  async def test_tree_handler(notebooks, jp_fetch):
      r = await jp_fetch('tree', 'nbclassic_test_notebooks')
      assert r.code == 200

      # Check that the tree template is loaded
      html = r.body.decode()
      assert "Files" in html
      assert "Running" in html
      assert "Clusters" in html
file /builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py, line 7
  @pytest.fixture
  def notebooks(jp_create_notebook):
E       fixture 'jp_create_notebook' not found
>       available fixtures: anyio_backend, anyio_backend_name, anyio_backend_options, cache, capfd, capfdbinary, caplog, capsys, capsysbinary, doctest_namespace, monkeypatch, notebooks, pytestconfig, record_property, record_testsuite_property, record_xml_attribute, recwarn, subtests, tmp_path, tmp_path_factory, tmpdir, tmpdir_factory
>       use 'pytest --fixtures [testpath]' for help on them.

/builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py:7
___________________ ERROR at setup of test_notebook_handler ____________________
file /builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py, line 30
  async def test_notebook_handler(notebooks, jp_fetch):
      for nbpath in notebooks:
          r = await jp_fetch('notebooks', nbpath)
          assert r.code == 200
          # Check that the notebook template is loaded
          html = r.body.decode()
          assert "Menu" in html
          assert "Kernel" in html
          assert nbpath in html
file /builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py, line 7
  @pytest.fixture
  def notebooks(jp_create_notebook):
E       fixture 'jp_create_notebook' not found
>       available fixtures: anyio_backend, anyio_backend_name, anyio_backend_options, cache, capfd, capfdbinary, caplog, capsys, capsysbinary, doctest_namespace, monkeypatch, notebooks, pytestconfig, record_property, record_testsuite_property, record_xml_attribute, recwarn, subtests, tmp_path, tmp_path_factory, tmpdir, tmpdir_factory
>       use 'pytest --fixtures [testpath]' for help on them.

/builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py:7
___________________ ERROR at setup of test_terminal_handler ____________________
file /builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py, line 41
  async def test_terminal_handler(jp_fetch):
          r = await jp_fetch('terminals', "1")
          assert r.code == 200
          # Check that the terminals template is loaded
          html = r.body.decode()
          assert "terminal-app" in html
E       fixture 'jp_fetch' not found
>       available fixtures: anyio_backend, anyio_backend_name, anyio_backend_options, cache, capfd, capfdbinary, caplog, capsys, capsysbinary, doctest_namespace, monkeypatch, notebooks, pytestconfig, record_property, record_testsuite_property, record_xml_attribute, recwarn, subtests, tmp_path, tmp_path_factory, tmpdir, tmpdir_factory
>       use 'pytest --fixtures [testpath]' for help on them.

/builddir/nbclassic-0.3.6/nbclassic/tests/test_notebookapp.py:41
=========================== short test summary info ============================
ERROR nbclassic/tests/test_notebookapp.py::test_tree_handler
ERROR nbclassic/tests/test_notebookapp.py::test_notebook_handler
ERROR nbclassic/tests/test_notebookapp.py::test_terminal_handler
```