Add section for customer prefix ranges configuration for public IPs with dual stack

[rp-msft]

For customers that want to deploy AKS clusters with prefix feature for dual stack, we need a section in this article on how to plan it and configure it provided that is an option.

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Document Details

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• ID: c017b7d4-3a1a-af9f-50a7-1dc81bb6b44f
• Version Independent ID: d772eda1-1aa9-418b-0ed1-1d285dc30c0e
• Content: Configure dual-stack kubenet networking in Azure Kubernetes Service (AKS) - Azure Kubernetes Service
• Content Source: articles/aks/configure-kubenet-dual-stack.md
• Service: azure-kubernetes-service
• Sub-service: aks-networking
• GitHub Login: @asudbring
• Microsoft Alias: allensu

[AjayBathini-MSFT]

@rp-msft Thanks for your feedback! We will investigate and update as appropriate.

[ManoharLakkoju-MSFT]

@rp-msft I'm going to assign this to the document author so they can take a look at it accordingly

@asudbring Can you please check and add your comments on this doc update request as applicable.