Fix typo in test

[DonJayamanne]

Fixes #1794

This pull request:

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[codecov]

Codecov Report

Merging #1795 into master will increase coverage by 0.25%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1795      +/-   ##
==========================================
+ Coverage   73.81%   74.06%   +0.25%     
==========================================
  Files         282      282              
  Lines       13089    13089              
  Branches     2335     2335              
==========================================
+ Hits         9661     9695      +34     
+ Misses       3297     3263      -34     
  Partials      131      131

Impacted Files	Coverage Δ
src/client/debugger/mainV2.ts	78.71% <0%> (-2.01%)	⬇️
src/client/debugger/Main.ts	51.85% <0%> (-0.5%)	⬇️
...rc/client/debugger/PythonProcessCallbackHandler.ts	54.27% <0%> (+0.65%)	⬆️
src/client/linters/baseLinter.ts	90.52% <0%> (+2.1%)	⬆️
src/client/unittests/main.ts	35.26% <0%> (+4.34%)	⬆️
src/client/linters/pydocstyle.ts	95.23% <0%> (+4.76%)	⬆️
src/client/providers/signatureProvider.ts	85.71% <0%> (+5.35%)	⬆️
...nt/unittests/common/services/testManagerService.ts	58.82% <0%> (+5.88%)	⬆️
...sts/common/services/workspaceTestManagerService.ts	65% <0%> (+7.5%)	⬆️
src/client/common/configSettingMonitor.ts	42.59% <0%> (+9.25%)	⬆️
... and 2 more

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