[xharness] Fix how .NET projects are ignored. (#9168)

* [xharness] Fix how .NET projects are ignored.

Now they're actually ignored if .NET tests are not included.

* Fix compile error.

tests/xharness/Jenkins/RunSimulatorTasksFactory.cs

@@ -40,15 +40,17 @@ namespace Xharness.Jenkins {
 				foreach (var config in configurations) {
 					foreach (var pair in ps) {
 						MSBuildTask derived;
+						var configIgnored = pair.Item3;
 						if (project.IsDotNetProject) {
 							derived = new DotNetBuildTask (jenkins: jenkins, testProject: project, processManager: processManager);
+							configIgnored |= !jenkins.IncludeDotNet;
 						} else {
 							derived = new MSBuildTask (jenkins: jenkins, testProject: project, processManager: processManager);
 						}
 						derived.ProjectConfiguration = config;
 						derived.ProjectPlatform = "iPhoneSimulator";
 						derived.Platform = pair.Item2;
-						derived.Ignored = pair.Item3;
+						derived.Ignored = configIgnored;
 						derived.TestName = project.Name;
 						derived.Dependency = project.Dependency;
 						derived.CloneTestProject (jenkins.MainLog, processManager, pair.Item1);

tests/xharness/Jenkins/TestVariationsFactory.cs

@@ -222,6 +222,7 @@ namespace Xharness.Jenkins {
 					MSBuildTask build;
 					if (clone.IsDotNetProject) {
 						build = new DotNetBuildTask (jenkins: jenkins, testProject: clone, processManager: processManager);
+						ignored |= !jenkins.IncludeDotNet;
 					} else {
 						build = new MSBuildTask (jenkins: jenkins, testProject: clone, processManager: processManager);
 					}