AKS Beta -> Stable

[savannahostrowski]

The following issues are required to graduate AKS support from Beta to Stable

Tasks

Beta Give feedback

1. Support multi-repo application scenarios #2372
   feature pm +2
   
2. [Issue]: Does not support AKS Clusters with AAD/Azure RBAC (localAccounts disabled) #2359
   aks customer-reported needs-team-attention question +4
   
3. Workflow for multi-environment management + promoting releases between environments #2373
   pipelines pm +2
   
4. AKS app deployment with Helm #1618
   aks cli +2
   
5. AKS support for multiple clusters #1624
   aks cli +2
   
6. AKS app deployment with Kustomize #1619
   aks cli +2
   
7. Support to reference multiple container projects #3236
   aca aks +2
   
8. Add support to reference AKS cluster in azure.yaml #3237
   aks +1
9. Add support to reference container registry in azure.yaml #3238
   aca aks +2
10. Support for optional containers configuration section for container based service targ #3239
    aca aks +2
    
11. Support for public/pre-built images for container based service targets #3240
    aca aks +2
    
12. Support for 3rd party container registries #3241
    aca aks +2
    
13. Support AKS Automatic #4035
    aks +1