test(federation): reorganize display name change tests for clarity and consistency

Merged
SA
7mo ago
+93-82

โ€ฆd consistency

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Further comments

Task: FGA-61

Summary by CodeRabbit

Release Notes

This release contains updates to test infrastructure only. No end-user visible changes or new features are included in this update.

  • Tests
    • Enhanced test reliability and cleanup procedures for direct message federation scenarios.