Misplacement of schema in AllowedHostPathVolumesInKubernetesClusterList Policy Parameter?

In the Microsoft Cloud Security Benchmark, the policy parameter `AllowedHostPathVolumesInKubernetesClusterList` defines a `schema` object nested under metadata. Is this placement intentional, or should the schema be defined at the top level of the parameter

https://github.com/Azure/azure-policy/blob/303a0000a3b9d1aed7361c69edaafd4340d37df7/built-in-policies/policySetDefinitions/Azure%20Government/Security%20Center/AzureSecurityCenter.json#L4132