Update log setting

Signed-off-by: shiyu22 <shiyu.chen@zilliz.com>

yolov5.py

@@ -5,10 +5,9 @@ import logging
 from towhee import register
 from towhee.operator import NNOperator
 
-logging.basicConfig()
+logging.basicConfig(level=logging.WARNING)
 logging.getLogger().setLevel(logging.WARNING)
 logging.getLogger("yolov5").setLevel(logging.WARNING)
-# logging.getLogger("towhee.engine").setLevel(logging.WARNING)
 
 @register(output_schema=['boxes', 'classes', 'scores'])
 class Yolov5(NNOperator):