Token test fix

[IanMatthewHuff]

Fixes #10565

• Pull request represents a single change (i.e. not fixing disparate/unrelated things in a single PR).
• Title summarizes what is changing.
• Has a news entry file (remember to thank yourself!).
• Appropriate comments and documentation strings in the code.
• Has sufficient logging.
• Has telemetry for feature-requests.
• Unit tests & system/integration tests are added/updated.
• Test plan is updated as appropriate.
• package-lock.json has been regenerated by running npm install (if dependencies have changed).

[codecov-commenter]

Codecov Report

Merging #10564 (3bbc6ff) into main (440397a) will decrease coverage by 14%.
The diff coverage is n/a.

❗ Current head 3bbc6ff differs from pull request most recent head 597ec78. Consider uploading reports for the commit 597ec78 to get more accurate results

@@           Coverage Diff            @@
##            main   #10564     +/-   ##
========================================
- Coverage     71%      56%    -15%     
========================================
  Files        472      472             
  Lines      27993    27993             
  Branches    4691     4691             
========================================
- Hits       19946    15947   -3999     
- Misses      6179    10504   +4325     
+ Partials    1868     1542    -326     

Impacted Files	Coverage Δ
src/notebooks/outputs/tracebackFormatter.ts	24% <0%> (-76%)	⬇️
src/kernels/debugger/kernelDebugAdapterBase.ts	6% <0%> (-74%)	⬇️
...ve-window/debugger/jupyter/debugCellControllers.ts	23% <0%> (-74%)	⬇️
...views/extension-side/variablesView/variableView.ts	17% <0%> (-73%)	⬇️
src/interactive-window/interactiveWindow.ts	7% <0%> (-68%)	⬇️
src/interactive-window/debugger/helper.ts	33% <0%> (-67%)	⬇️
src/notebooks/export/exportToPythonPlain.ts	21% <0%> (-66%)	⬇️
src/notebooks/debugger/kernelDebugAdapter.ts	20% <0%> (-65%)	⬇️
src/platform/webviews/webviewPanelProvider.ts	12% <0%> (-64%)	⬇️
src/interactive-window/helpers.ts	36% <0%> (-64%)	⬇️
... and 213 more

[IanMatthewHuff]

Not sure why it was building the document like this, but it didn't seem relevant to the test and it was having issues on CI (second cell wasn't populated).

[rchiodo]

Not sure why the cell wasn't being added, but I believe this test was verifying editing cells gets semantic tokens.