not able to deploy machine with publicIp:true for Azure disconnected cluster 

Cluster version is 4.13.0-0.nightly-2023-02-16-120330

Always

1.Create a machineset with publicIp true

apiVersion: machine.openshift.io/v1beta1
kind: MachineSet
metadata:
  annotations:
    machine.openshift.io/GPU: "0"
    machine.openshift.io/memoryMb: "16384"
    machine.openshift.io/vCPU: "4"
  creationTimestamp: "2023-02-17T09:54:35Z"
  generation: 1
  labels:
    machine.openshift.io/cluster-api-cluster: huliu-az17a-vk8wq
    machine.openshift.io/cluster-api-machine-role: worker
    machine.openshift.io/cluster-api-machine-type: worker
  name: machineset-36489
  namespace: openshift-machine-api
  resourceVersion: "227215"
  uid: e9213148-0bdf-48f1-84be-1e1a36af43c1
spec:
  replicas: 1
  selector:
    matchLabels:
      machine.openshift.io/cluster-api-cluster: huliu-az17a-vk8wq
      machine.openshift.io/cluster-api-machineset: machineset-36489
  template:
    metadata:
      labels:
        machine.openshift.io/cluster-api-cluster: huliu-az17a-vk8wq
        machine.openshift.io/cluster-api-machine-role: worker
        machine.openshift.io/cluster-api-machine-type: worker
        machine.openshift.io/cluster-api-machineset: machineset-36489
    spec:
      lifecycleHooks: {}
      metadata: {}
      providerSpec:
        value:
          acceleratedNetworking: true
          apiVersion: machine.openshift.io/v1beta1
          credentialsSecret:
            name: azure-cloud-credentials
            namespace: openshift-machine-api
          diagnostics: {}
          image:
            offer: ""
            publisher: ""
            resourceID: /resourceGroups/huliu-az17a-vk8wq-rg/providers/Microsoft.Compute/galleries/gallery_huliu_az17a_vk8wq/images/huliu-az17a-vk8wq-gen2/versions/latest
            sku: ""
            version: ""
          kind: AzureMachineProviderSpec
          location: westus
          managedIdentity: huliu-az17a-vk8wq-identity
          metadata:
            creationTimestamp: null
          networkResourceGroup: huliu-az17a-vk8wq-rg
          osDisk:
            diskSettings: {}
            diskSizeGB: 128
            managedDisk:
              storageAccountType: Premium_LRS
            osType: Linux
          publicIP: true
          publicLoadBalancer: huliu-az17a-vk8wq
          resourceGroup: huliu-az17a-vk8wq-rg
          subnet: huliu-az17a-vk8wq-worker-subnet
          userDataSecret:
            name: worker-user-data
          vmSize: Standard_D4s_v3
          vnet: huliu-az17a-vk8wq-vnet
          zone: ""
status:
  fullyLabeledReplicas: 1
  observedGeneration: 1
  replicas: 1

Machine in failed status with below error :
 Error Message:           failed to reconcile machine "machineset-36489-hhjfc": network.PublicIPAddressesClient#CreateOrUpdate: Failure sending request: StatusCode=400 -- Original Error: Code="InvalidDomainNameLabel" Message="The domain name label -machineset-36489-hhjfc is invalid. It must conform to the following regular expression: ^[a-z][a-z0-9-]{1,61}[a-z0-9]$." Details=[]

Machine should be created successfully as publicZone exists in the cluster DNS 
oc edit dns cluster

apiVersion: config.openshift.io/v1
kind: DNS
metadata:
  creationTimestamp: "2023-02-17T02:26:41Z"
  generation: 1
  name: cluster
  resourceVersion: "529"
  uid: a299c3d8-e8ed-4266-b842-7585d5c0632d
spec:
  baseDomain: huliu-az17a.qe.azure.devcluster.openshift.com
  privateZone:
    id: /subscriptions/53b8f551-f0fc-4bea-8cba-6d1fefd54c8a/resourceGroups/huliu-az17a-vk8wq-rg/providers/Microsoft.Network/privateDnsZones/huliu-az17a.qe.azure.devcluster.openshift.com
  publicZone:
    id: /subscriptions/53b8f551-f0fc-4bea-8cba-6d1fefd54c8a/resourceGroups/os4-common/providers/Microsoft.Network/dnszones/qe.azure.devcluster.openshift.com
status: {}

machine should be running successfully 

Must Gather https://drive.google.com/file/d/1cPkFrTh7veO1Ph24GmVAyrs6mI3dmWYR/view?usp=sharing