Fix tests - add flake8 exception and change endpoint name in navigation tests

tests/app/test_navigation.py

@@ -121,6 +121,7 @@ EXCLUDED_ENDPOINTS = tuple(map(Navigation.get_endpoint_with_blueprint, {
     'find_services_by_name',
     'find_users_by_email',
     'forgot_password',
+    'get_billing_report',
     'get_example_csv',
     'get_notifications_as_json',
     'get_started',
@@ -297,7 +298,6 @@ EXCLUDED_ENDPOINTS = tuple(map(Navigation.get_endpoint_with_blueprint, {
     'uploaded_letters',
     'uploads',
     'usage',
-    'usage_for_all_services',
     'user_information',
     'user_profile',
     'user_profile_disable_platform_admin_view',

tests/conftest.py

@@ -3059,11 +3059,7 @@ def os_environ():
 
 
 @pytest.fixture   # noqa (C901 too complex)
-def client_request(
-    logged_in_client,
-    mocker,
-    service_one,
-):
+def client_request(logged_in_client, mocker, service_one):  # noqa (C901 too complex)
     class ClientRequest:
 
         @staticmethod