Update howto-sql-server-to-azure-sql-powershell.md

Example of creating a DMS service had some parameters that were not consistent with the documentation above it.

Author: dbaduck

articles/dms/howto-sql-server-to-azure-sql-powershell.md

@@ -76,10 +76,10 @@ The following example creates a service named *MyDMS* in the resource group *MyD
 
 $vSubNet = Get-AzVirtualNetworkSubnetConfig -VirtualNetwork $vNet -Name MySubnet
 
-$service = New-AzDms -ResourceGroupName myResourceGroup `
+$service = New-AzDms -ResourceGroupName MyDMSResourceGroup `
   -ServiceName MyDMS `
   -Location EastUS `
-  -Sku Basic_2vCores `  
+  -Sku GeneralPurpose_4vCores `  
   -VirtualSubnetId $vSubNet.Id`
 ```
 
@@ -252,4 +252,4 @@ Remove-AzDms -ResourceGroupName myResourceGroup -ServiceName MyDMS
 
 ## Next step
 
-* Review the migration guidance in the Microsoft [Database Migration Guide](https://datamigration.microsoft.com/).
+* Review the migration guidance in the Microsoft [Database Migration Guide](https://datamigration.microsoft.com/).