Re-enable test_nonvoting_pipeline

Here we enabled our nonvoting pipeline test again. It seems we also
needed to create a check pipeline noop job, otherwise our pipeline
queues (for check) would not be empty.

Change-Id: I1269e8de632f847dbacbde187d609bbab1ac8179
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
diff --git a/tests/test_scheduler.py b/tests/test_scheduler.py
index e812e32..2a74eeb 100755
--- a/tests/test_scheduler.py
+++ b/tests/test_scheduler.py
@@ -3884,7 +3884,6 @@
         running_items = client.get_running_jobs()
         self.assertEqual(0, len(running_items))
 
-    @skip("Disabled for early v3 development")
     def test_nonvoting_pipeline(self):
         "Test that a nonvoting pipeline (experimental) can still report"
 
@@ -3892,6 +3891,9 @@
                                            'master', 'A')
         self.fake_gerrit.addEvent(A.getPatchsetCreatedEvent(1))
         self.waitUntilSettled()
+
+        self.assertEqual(self.getJobFromHistory('project-merge').result,
+                         'SUCCESS')
         self.assertEqual(
             self.getJobFromHistory('experimental-project-test').result,
             'SUCCESS')