Fix using

Author: rjmholt

src/PowerShellEditorServices/Services/PowerShell/Console/ConsoleReadLine.cs

@@ -5,14 +5,15 @@
 using System.Threading;
 using Microsoft.PowerShell.EditorServices.Services.PowerShell.Execution;
 using Microsoft.PowerShell.EditorServices.Services.PowerShell.Host;
-using System;
 using System.Collections.Generic;
 using System.Management.Automation;
 using System.Management.Automation.Language;
 using System.Security;
 
 namespace Microsoft.PowerShell.EditorServices.Services.PowerShell.Console
 {
+    using System;
+
     internal class ConsoleReadLine : IReadLine
     {
         private readonly PSReadLineProxy _psrlProxy;