test: deflake parser-issues teardown

[mcollina]

Fixes #5257.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.27%. Comparing base (296b424) to head (5cb2adf).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5278   +/-   ##
=======================================
  Coverage   93.27%   93.27%           
=======================================
  Files         110      110           
  Lines       36384    36384           
=======================================
  Hits        33938    33938           
  Misses       2446     2446           

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