Test runner/revert/#56664

[pmarchini]

This PR is a follow-up to #58282!

cc @romainmenke (if the changes are okay with others, I'd say you could just cherry-pick them into your PR)

[nodejs-github-bot]

Review requested:

• @nodejs/test_runner

[pmarchini]

@jakecastelli, could I please ask you to take a look at the latest commit?

[codecov]

Codecov Report

Attention: Patch coverage is 87.50000% with 1 line in your changes missing coverage. Please review.

Project coverage is 90.24%. Comparing base (770be2c) to head (544df03).
Report is 24 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/internal/test_runner/harness.js	85.71%	1 Missing ⚠️

Additional details and impacted files

@@ Coverage Diff @@## main #58320 +/- ## ========================================== + Coverage 90.18% 90.24% +0.05%  ========================================== Files 631 633 +2 Lines 186689 186793 +104 Branches 36663 36669 +6 ========================================== + Hits 168359 168564 +205 + Misses 11128 11030 -98 + Partials 7202 7199 -3 

Files with missing lines	Coverage Δ
lib/internal/test_runner/test.js	97.11% <100.00%> (-0.03%)	⬇️
lib/internal/test_runner/harness.js	93.13% <85.71%> (-0.22%)	⬇️

... and 43 files with indirect coverage changes

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