[SCB-2587] change servicecomb.monitor.client.enabled default value to false (#3101)

diff --git a/huawei-cloud/dashboard/src/main/java/org/apache/servicecomb/huaweicloud/dashboard/monitor/data/MonitorConstant.java b/huawei-cloud/dashboard/src/main/java/org/apache/servicecomb/huaweicloud/dashboard/monitor/data/MonitorConstant.java
index 9d4d4cc..eb3adf4 100644
--- a/huawei-cloud/dashboard/src/main/java/org/apache/servicecomb/huaweicloud/dashboard/monitor/data/MonitorConstant.java
+++ b/huawei-cloud/dashboard/src/main/java/org/apache/servicecomb/huaweicloud/dashboard/monitor/data/MonitorConstant.java
@@ -105,7 +105,7 @@
 
   public static boolean isMonitorEnabled() {
     DynamicBooleanProperty property = DynamicPropertyFactory.getInstance().
-        getBooleanProperty("servicecomb.monitor.client.enabled", true);
+        getBooleanProperty("servicecomb.monitor.client.enabled", false);
     return property.getValue();
   }