Fix PSR4 issues in tests

[codecov[bot]]

Codecov Report

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

Comparison is base (eec6260) 99.88% compared to head (37ef074) 99.88%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #138 +/- ## ========================================= Coverage 99.88% 99.88% Complexity 238 238 ========================================= Files 33 33 Lines 3619 3619 ========================================= Hits 3615 3615 Misses 4 4 ```

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