Fix test causing a warning in the lint GHA

[MichaelChirico]

Look at any recent run e.g. https://github.com/r-lib/lintr/actions/runs/6886554472

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (fa9e1bf) 99.64% compared to head (02fe004) 99.64%.

❗ Current head 02fe004 differs from pull request most recent head d9782e2. Consider uploading reports for the commit d9782e2 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2290   +/-   ##
=======================================
  Coverage   99.64%   99.64%           
=======================================
  Files         115      115           
  Lines        5284     5284           
=======================================
  Hits         5265     5265           
  Misses         19       19           

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[IndrajeetPatil]

I am surprised that this warning wasn't turned into an error in the vigilant workflow?

[MichaelChirico]

I am surprised that this warning wasn't turned into an error in the vigilant workflow?

it's thrown by lint_package(), not test_check()