[apitest] Don't instantiate an AVCaptureView.

It may cause macOS to try to show a permission dialog, which fails because the
app is executed from a non-interactive session, and the end is terminated due
to a privacy violation (even if the app has all the required plist entries).

tests/apitest/src/DelegateAndDataSourceTest.cs

@@ -132,6 +132,9 @@ namespace Xamarin.Mac.Tests
 				break;
 			case "QTMovie":
 				return TestRuntime.CheckSystemVersion (PlatformName.MacOSX, 10, 14, 4); // Broke in macOS 10.14.4.
+			case "AVCaptureView":
+				// Deallocating a AVCaptureView makes it trigger a permission dialog, which we don't want, so just skip this type.
+				return true;
 			}
 
 			switch (t.Namespace) {