message: Avoid deprecation warning in azure-js-webserver
  Avoids the following warning:
  ```
  "public_ip_address_allocation": [DEPRECATED] this property has been deprecated in favor of `allocation_method` to better match the api
  ```
diff: @@ -33,7 +33,7 @@ let subnet = new azure.network.Subnet("server-subnet", {
  let publicIP = new azure.network.PublicIp("server-ip", {
  resourceGroupName: resourceGroup.name,
  location: resourceGroup.location,
  - publicIpAddressAllocation: "Dynamic",
  + allocationMethod: "Dynamic",
  });
  let networkInterface = new azure.network.NetworkInterface("server-nic", {
  