Fix tests

Author: Jonathan Makunga

src/sagemaker/serve/utils/telemetry_logger.py

@@ -72,7 +72,7 @@ def wrapper(self, *args, **kwargs):
             if self.model_server == ModelServer.DJL_SERVING or self.model_server == ModelServer.TGI:
                 extra += f"&x-modelName={self.model}"
 
-            if self.sagemaker_session.endpoint_arn:
+            if self.sagemaker_session and self.sagemaker_session.endpoint_arn:
                 extra += f"&x-endpointArn={self.sagemaker_session.endpoint_arn}"
 
             start_timer = perf_counter()