Fix trailing space

Author: benoit-ferre

changelogs/fragments/1437-fix-sevral-bug-discovered-by-integration-tests.yml

@@ -3,4 +3,4 @@ bugfixes:
   - Use dedicated function to check netbox version istead of self.full_version for rack.
   - Fix typos in tag integration tests.
   - Fix integration test for circuit termination, missing assignment
-  - Fix integration test for service 
+  - Fix integration test for service