Move arc installer to component api

[wenxuan0923]

Move arc installer to component api.

Config for using ARC mode:

root@wxvm:/home/ubuntu# cat flex.json 
{
  "azure": {
    "subscriptionId": "xxxxxxxxxx",
    "tenantId": "xxxxxxxxxx",
    "cloud": "AzurePublicCloud",
    "arc": {
      "enabled": true,
      "machineName": "edge-node",
      "tags": {
        "node-type": "edge"
      },
      "resourceGroup": "wenx-rg",
      "location": "eastus"
    },
    "targetCluster": {
      "resourceId": "/subscriptions/xxxxxxxxxx/resourceGroups/wenx-rg/providers/Microsoft.ContainerService/managedClusters/wenx-edge-cluster",
      "location": "eastus"
    }
  },
  "node": {
    "kublet": {
      "serverURL": "wenx-edge--wenx-rg-xxxxx-xxxxx.hcp.eastus.azmk8s.io",
      "caCertData": "xxxxx"
    }
  },
  "kubernetes": {
    "version": "1.33.7"
  },
  "agent": {
    "logLevel": "info",
    "logDir": "/var/log/aks-flex-node"
  }
}