🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Author: gcf-owl-bot[bot]

google/cloud/pubsub_v1/open_telemetry/subscribe_opentelemetry.py

@@ -208,6 +208,7 @@ def __exit__(self, exc_type, exc_val, traceback):
         if self._process_span:
             self.end_process_span()
 
+
 def start_modack_span(
     subscribe_span_links: List[trace.Link],
     subscription_id: Optional[str],