fix

Author: IVNSTN

TeamTools.Linter.CommandLineTests/UnitTests/FileEnumeratorTests.cs

@@ -1,5 +1,6 @@
 using NUnit.Framework;
 using System.Collections.Generic;
+using System.IO;
 using TeamTools.Common.Linting;
 using TeamTools.TSQL.Linter.CommandLine.Infrastructure;
 using TeamTools.TSQL.Linter.CommandLineTests.TestingInfrastructure;