Enable removal of olt app after the voltha subscriber test

Change-Id: I755d0bbdece9bf81a893216169962271e09d51a5
diff --git a/src/test/cordSubscriber/cordSubscriberTest.py b/src/test/cordSubscriber/cordSubscriberTest.py
index 8f0b659..da4f758 100644
--- a/src/test/cordSubscriber/cordSubscriberTest.py
+++ b/src/test/cordSubscriber/cordSubscriberTest.py
@@ -2581,7 +2581,6 @@
 
 
       def remove_olt(self):
-          return
           OnosCtrl.uninstall_app(self.olt_app_file)
 
       def config_olt(self, switch_map):