Add link to security config doc for WinRM

[sdwheeler]

PR Summary

Add link to security config doc for WinRM

• Fixes AB#330040

PR Checklist

• Descriptive Title: This PR's title is a synopsis of the changes it proposes.
• Summary: This PR's summary describes the scope and intent of the change.
• Contributor's Guide: I have read the contributor's guide.
• Style: This PR adheres to the style guide.

[learn-build-service-prod]

PoliCheck Scan Report

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✅ No issues found

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[Copilot]

Pull request overview

This PR adds a helpful reference link to the WinRM installation and configuration documentation within the security warning about firewall rules. The change provides users with direct access to configuration guidance when they need to modify WinRM settings.

• Adds a new sentence in the WARNING block directing users to WinRM configuration documentation
• Inserts a new reference link [04] pointing to the Windows Remote Management installation and configuration page
• Renumbers all subsequent reference links to maintain proper sequencing

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[learn-build-service-prod]

Learn Build status updates of commit 7b75d5c:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/docs-conceptual/security/remoting/WinRM-Security.md	✅Succeeded	View (>=powershell-5.1)

For more details, please refer to the build report.