!704 modify tutorial of model security.

Merge pull request !704 from ZhidanLiu/master

tutorials/source_en/advanced_use/model_security.md

@@ -64,6 +64,7 @@ from mindarmour.evaluations.attack_evaluation import AttackEvaluate
 context.set_context(mode=context.GRAPH_MODE, device_target="Ascend")
 
 LOGGER = LogUtil.get_instance()
+LOGGER.set_level(1)
 TAG = 'demo'
 ```
 

tutorials/source_zh_cn/advanced_use/model_security.md

@@ -66,6 +66,7 @@ from mindarmour.evaluations.attack_evaluation import AttackEvaluate
 context.set_context(mode=context.GRAPH_MODE, device_target="Ascend")
 
 LOGGER = LogUtil.get_instance()
+LOGGER.set_level(1)
 TAG = 'demo'
 ```