Public preview: AKS image cleaner

It's common to use pipelines to build and deploy images on Azure Kubernetes Service (AKS) clusters. This process often doesn't account for the stale images left behind and can lead to image bloat on cluster nodes. These images can present security issues as they may contain vulnerabilities. With image cleaner, we can detect and automatically remove all unused and vulnerable images cached on AKS nodes keeping the nodes cleaner and safer. [Learn more](https://learn.microsoft.com/en-us/azure/aks/image-cleaner?tabs=azure-cli). * Azure Kubernetes Service (AKS) * Features * Security * [ Azure Kubernetes Service (AKS)](https://azure.microsoft.com/en-gb/products/kubernetes-service/)