fix: Remove warning log for unset TRACELOOP_API_KEY in configuration …

…validation (#9536)

fix: remove warning log for unset TRACELOOP_API_KEY in configuration validation

src/backend/base/langflow/services/tracing/traceloop.py

@@ -87,7 +87,6 @@ def ready(self) -> bool:
     def _validate_configuration(self) -> bool:
         api_key = os.getenv("TRACELOOP_API_KEY", "").strip()
         if not api_key:
-            logger.warning("TRACELOOP_API_KEY not set or empty.")
             return False
 
         base_url = os.getenv("TRACELOOP_BASE_URL", "https://api.traceloop.com")