AWS AWSCloudFormation documentation change

Service: AWSCloudFormation · 2025-05-31 · Documentation low

File: AWSCloudFormation/latest/TemplateReference/aws-properties-networkfirewall-firewall-subnetmapping.md

Summary

Moved file to TemplateReference directory and updated documentation links. Added template reference guide notice.

Security assessment

Subnet mapping documentation relocated without security-related content modifications.

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