Update paths for tests to check subdirectories

Author: dellis1972

Tasks/TestLinuxTask.cs

@@ -20,7 +20,7 @@ public sealed class TestLinuxTask : FrostingTask<BuildContext>
 
     public override void Run(BuildContext context)
     {
-        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir))
+        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir, "*", SearchOption.AllDirectories))
         {
             context.Information($"Checking: {filePath}");
             context.StartProcess(

Tasks/TestMacOSTask.cs

@@ -8,7 +8,7 @@ public sealed class TestMacOSTask : FrostingTask<BuildContext>
 
     public override void Run(BuildContext context)
     {
-        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir))
+        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir, "*", SearchOption.AllDirectories))
         {
             context.Information($"Checking: {filePath}");
             context.StartProcess(

Tasks/TestWindowsTask.cs

@@ -27,7 +27,7 @@ public override void Run(BuildContext context)
         var vswhere = new VSWhereLatest(context.FileSystem, context.Environment, context.ProcessRunner, context.Tools);
         var devcmdPath = vswhere.Latest(new VSWhereLatestSettings()).FullPath + @"\Common7\Tools\vsdevcmd.bat";
 
-        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir))
+        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir, "*", SearchOption.AllDirectories))
         {
             context.Information($"Checking: {filePath}");
             context.StartProcess(