Less verbose log messages when orca is not running

webservice/webservice.py

@@ -820,6 +820,8 @@ def _orca_passthrough(
 
     try:
         requests.post(url)
+    except requests.ConnectionError:
+        logging.warning("Could not connect to orca to send passthrough request")
     except Exception as e:
         logging.error(f"orca post request error for url {url}", exc_info=True)