Update code-create-chat-completion.md

[Alec13355]

The ChatCompletion object no longer contains choices it instead only contains content in C#

https://learn.microsoft.com/en-us/dotnet/api/azure.ai.inference.chatcompletions?view=azure-dotnet-preview&viewFallbackFrom=netstandard-2.0

[prmerger-automator]

@Alec13355 : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 5b7fe86:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/ai-studio/includes/ai-services/code-create-chat-completion.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

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

[Court72]

@santiagxf

Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[github-actions]

This pull request has been inactive for at least 14 days. If you are finished with your changes, don't forget to sign off. See the contributor guide for instructions.
Get Help
Docs Support Teams Channel
Resolve Merge Conflict

[Alec13355]

@Court72 any update on this? Should I just delete this pull request?

[Court72]

nudge - @santiagxf,

Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.