feat(benchmark): store benchmark results in original subdirectories

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 71.74%. Comparing base (f880d58) to head (a684701).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #836 +/- ## ======================================== Coverage 71.74% 71.74% ======================================== Files 202 202 Lines 7337 7337 Branches 1138 1245 +107 ======================================== Hits 5264 5264 Misses 1708 1708 Partials 365 365 ```

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[EagleoutIce]

This pull request is included in v2.0.9 (see Release v2.0.9 (Fix: File-Specific Benchmarks, Shorter Server Messages, Smaller Environments)).