Use project_name/admin_project_name config option

This deprecates the tenant_name and admin_tenant_name config option
for integration tests.

Change-Id: Iabc56ddabeeda36d27ea3c9ce04c71e13be676d7
diff --git a/functional/test_event_sinks.py b/functional/test_event_sinks.py
index ea66b7d..5d9f566 100644
--- a/functional/test_event_sinks.py
+++ b/functional/test_event_sinks.py
@@ -42,7 +42,7 @@
                 'options': {
                     'os_username': self.conf.username,
                     'os_password': self.conf.password,
-                    'os_project_name': self.conf.tenant_name,
+                    'os_project_name': self.conf.project_name,
                     'os_auth_url': self.conf.auth_url,
                     'os_user_domain_id': self.conf.user_domain_id,
                     'os_project_domain_id': self.conf.project_domain_id,