revert

Author: nohwnd

src/Cli/dotnet/commands/dotnet-test/TestingPlatformCommand.cs

@@ -4,7 +4,6 @@
 using System;
 using System.Collections.Concurrent;
 using System.CommandLine;
-using System.Diagnostics;
 using Microsoft.DotNet.Tools.Test;
 using Microsoft.TemplateEngine.Cli.Commands;
 using Microsoft.Testing.Platform.Helpers;