Enhance README with additional images

Added images to the README for better visualization.

Author: brown9804

4_identity-security/managed-identity/README.md

@@ -11,6 +11,10 @@ Last updated: 2026-02-09
 
 > This template contains Terraform configurations to create an Azure User Assigned Managed Identity with dependencies on a Resource Group.
 
+<img width="650" alt="image" src="https://github.com/user-attachments/assets/8149b211-3565-4c74-b7e0-17a15d0e3f1d" />
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+<img width="650" alt="image" src="https://github.com/user-attachments/assets/ab38d984-bd82-46d6-afc3-e11ea5175920" />
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 ## File Descriptions
 
 - **main.tf**: Contains the main configuration for creating the Resource Group and the User Assigned Managed Identity.