fix(notification_worker): added in correct exception catching

before we were not catching the correct exception

[TESTING -> locally using docker]

Issue: https://www.pivotaltracker.com/story/show/144646649

- [ ] It works!
- [ ] Comments provide sufficient explanations for the next contributor
- [ ] Tests cover changes and corner cases
- [ ] Follows Quay syntax patterns and format

workers/notificationworker.py

@@ -1,3 +1,5 @@
+import logging
+
 from app import notification_queue
 from data.model.notification import increment_notification_failure_count, reset_number_of_failures_to_zero
 
@@ -8,7 +10,7 @@ from workers.queueworker import QueueWorker, JobException
 from data import model
 from data.model import InvalidNotificationException
 
-
+logger = logging.getLogger(__name__)
 
 
 class NotificationWorker(QueueWorker):
@@ -37,7 +39,7 @@ class NotificationWorker(QueueWorker):
       try:
         method_handler.perform(notification, event_handler, job_details)
         reset_number_of_failures_to_zero(notification.id)
-      except (NotificationMethod, KeyError) as exc:
+      except (JobException, KeyError) as exc:
         increment_notification_failure_count(notification.id)
         raise exc