gerrit: recognize project-created event

This change fix handling of project-created event type. In this event, the
project name is defined as 'projectName', and this needs to be added to the
event project_name to avoid exceptions being raised when trying to repr the
event.

Change-Id: I97a2f9ae7a2cef1727c63b25142f609dc76a212b

zuul/driver/gerrit/gerritconnection.py

@@ -94,6 +94,8 @@ class GerritEventConnector(threading.Thread):
         if event.project_name is None:
             # ref-replica* events
             event.project_name = data.get('project')
+        if event.type == 'project-created':
+            event.project_name = data.get('projectName')
         # Map the event types to a field name holding a Gerrit
         # account attribute. See Gerrit stream-event documentation
         # in cmd-stream-events.html
@@ -111,6 +113,7 @@ class GerritEventConnector(threading.Thread):
             'ref-replication-done': None,
             'ref-replication-scheduled': None,
             'topic-changed': 'changer',
+            'project-created': None,  # Gerrit 2.14
         }
         event.account = None
         if event.type in accountfield_from_type: