[AKS] Fix #32957: az aks get-credentials: Surface user-friendly error instead of unexpected traceback#32959

yanzhudd merged 2 commits intoAzure:devAzure/azure-cli:devfrom

FumingZhang:fuming/aks-cred-permission-error-0312FumingZhang/azure-cli:fuming/aks-cred-permission-error-0312Copy head branch name to clipboard