Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: nikhilNava

libraries/microsoft-agents-a365-observability-hosting/microsoft_agents_a365/observability/hosting/middleware/output_logging_middleware.py

@@ -32,8 +32,8 @@
 
 logger = logging.getLogger(__name__)
 
+# TurnState key for the parent span reference (W3C traceparent string).
 A365_PARENT_SPAN_KEY = "A365ParentSpanId"
-"""TurnState key for the parent span reference (W3C traceparent string)."""
 
 
 def _derive_agent_details(context: TurnContext) -> AgentDetails | None: