[Backport 2.19-dev] Fix the flaky yamlRestTest caused by order of sample_logs

[opensearch-trigger-bot]

Backport 7313be5 from #5119.

[coderabbitai]

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch backport/backport-5119-to-2.19-dev

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