Modify incorrect description.

Signed-off-by: Nxuyong <xuyong59@huawei.com>

en/device-dev/subsystems/subsys-dfx-hisysevent-logging-config.md

@@ -65,7 +65,7 @@ Constraints on the event domain, event name, and parameter
 
 - Parameter naming rules:
   - The name must start with a letter and can contain only uppercase letters, digits, and underscores (_).
-  - The name contains 1 to 32 characters.
+  - The name contains 1 to 48 characters.
   - The number of parameters in an event domain cannot exceed 128.
 
 

zh-cn/device-dev/subsystems/subsys-dfx-hisysevent-logging-config.md

@@ -66,7 +66,7 @@
 
 - 参数命名规则：
   - 字母开头，且只能由大写字母/数字/下划线组成；
-  - 字符串长度取值范围1~32；
+  - 字符串长度取值范围1~48；
   - 单个事件名称内包含的参数的个数不能超过128个。