Remove exposure of internal references

[dylanstetts]

Updated note about known issue with $expand=members query parameter. This exposed links to internal work items. This should not be surfaces in public docs.

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Required for API changes:

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[learn-build-service-prod]

Learn Build status updates of commit 52a91fa:

✅ Validation status: passed

File	Status	Preview URL	Details
api-reference/v1.0/api/chat-list.md	✅Succeeded

For more details, please refer to the build report.

[Copilot]

Pull request overview

Note

Copilot was unable to run its full agentic suite in this review.

Removes an internal work item link from the chat list API documentation while preserving the “known issue” guidance for $expand=members.

Changes:

• Removed the internal Azure DevOps “Known Issues” work item URL from the note.
• Kept the description of the $expand=members / $top behavior and national cloud note.

[learn-build-service-prod]

Learn Build status updates of commit 2f55843:

✅ Validation status: passed

File	Status	Preview URL	Details
api-reference/v1.0/api/chat-list.md	✅Succeeded

For more details, please refer to the build report.