Azure Policy to disallow provisioning of "Provisioned-Mangaged" in Azure OpenAI (AOAI)

policy.txt

policyRule: {
    if: {
            field: 'Microsoft.CognitiveServices/accounts/deployments/sku.name'
            equals: 'ProvisionedManaged'
    }
    then: {
        effect: 'deny'
    }
}