Policy test - 3 files

[gewarren]

Test of #10544

[ghost]

I couldn't figure out the best area label to add to this PR. If you have write-permissions please help me learn by adding exactly one area label.

[dotnet-policy-service]

@gewarren - This PR edits one or more files whose 'source of truth' for documentation is not in this repo. Please make documentation updates in the /// comments in the dotnet/runtime repo (or dotnet/extensions repo) instead.

[ghost]

I couldn't figure out the best area label to add to this PR. If you have write-permissions please help me learn by adding exactly one area label.

[learn-build-service-prod]

Learn Build status updates of commit 276543e:

✅ Validation status: passed

File	Status	Preview URL	Details
xml/System.Formats.Nrbf/NrbfDecoder.xml	✅Succeeded	View
xml/System.Net.ServerSentEvents/SseItem`1.xml	✅Succeeded	View
xml/System/String.xml	✅Succeeded	View

For more details, please refer to the build report.

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• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel