chore(deps): update dependency benchmarkdotnet to 0.15.7

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
BenchmarkDotNet	nuget	patch	0.15.6 -> 0.15.7

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Release Notes

dotnet/BenchmarkDotNet (BenchmarkDotNet)

v0.15.7: BenchmarkDotNet v0.15.7

Full changelog: https://benchmarkdotnet.org/changelog/v0.15.7.html

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Configuration

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This PR has been generated by Renovate Bot.

[claude]

Claude finished @thomhurst's task —— View job

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PR Review: BenchmarkDotNet Update to 0.15.7

Review Tasks:

• Analyze the changed file and dependency update
• Check for benchmark-related code in the repository
• Review BenchmarkDotNet 0.15.7 release notes and changelog
• Assess security implications
• Evaluate performance considerations
• Check test coverage requirements
• Provide comprehensive review feedback

✅ Review Summary

This is a straightforward patch version dependency update from 0.15.6 to 0.15.7. The change is APPROVED with one minor recommendation.

📊 Analysis

Code Quality & Usage

• ✅ BenchmarkDotNet is actively used in two critical performance testing projects:
  • TUnit.Performance.Tests/ - Core performance benchmarks using attributes like [MemoryDiagnoser], [SimpleJob]
  • tools/speed-comparison/Tests.Benchmark/ - Speed comparison against other testing frameworks
• ✅ Usage patterns follow BenchmarkDotNet best practices with proper job configurations and memory diagnostics

Security & Compatibility

• ✅ Patch version (0.15.6 → 0.15.7) indicates bug fixes only, minimal risk
• ✅ No breaking changes expected for existing benchmark code
• ✅ Compatible with existing AOT compilation (PublishAot=true in performance tests)

Performance Considerations

• ✅ This update likely includes performance improvements or bug fixes in the benchmarking infrastructure itself
• ✅ No impact on actual TUnit performance - this is a development-time dependency for measuring performance

Test Coverage

• ✅ Existing benchmarks will validate the update works correctly
• ✅ The speed-comparison and performance test suites provide comprehensive coverage

⚠️ Minor Issue Identified

Version Inconsistency: BenchmarkDotNet.Annotations remains at 0.15.6 (Directory.Packages.props:11) while the main BenchmarkDotNet package updates to 0.15.7.

Recommendation: Consider updating BenchmarkDotNet.Annotations to 0.15.7 as well for consistency, though this isn't critical since annotations typically have fewer changes between patch versions.

🎯 Verdict

APPROVED - This is a safe patch update that should be merged. The dependency is well-utilized and the update poses minimal risk.