Remove obsolete CopilotEmbeddedChatHosts documentation

[Gregory Joseph (gnjoseph)]

Summary

• Remove the obsolete CopilotEmbeddedChatHosts setting from the Set-SPOApplication and Set-SPOContainerTypeConfiguration syntax, parameter descriptions and examples.
• Remove the associated Get-SPOApplication output descriptions and example.
• Renumber remaining examples while preserving unrelated cmdlet guidance.

The setting supported the retired SharePoint Embedded Copilot React SDK.

Validation

• Repository-wide case-insensitive checks found no remaining references to the setting.
• git diff --check passed.
• Documentation syntax, example numbering and preserved metadata were reviewed.

[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

✅ No issues found

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[learn-build-service-prod]

Learn Build status updates of commit 7e7447e:

✅ Validation status: passed

File	Status	Preview URL	Details
sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Get-SPOApplication.md	✅Succeeded	View (sharepoint-ps)
sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOApplication.md	✅Succeeded	View (sharepoint-ps)
sharepoint/sharepoint-ps/Microsoft.Online.SharePoint.PowerShell/Set-SPOContainerTypeConfiguration.md	✅Succeeded	View (sharepoint-ps)

For more details, please refer to the build report.

[Sam M. Kabue (samkabue-msft)]