add `` for messageinfo

Signed-off-by: Nzhangwenzhi <zhangwenzhi3@huawei.com>

zh-cn/application-dev/reference/errorcodes/errorcode-huks.md

@@ -3,7 +3,7 @@
 ## 12000001 该子功能不支持（特性）
 
 **错误信息**
-\${messageInfo} mode is not support in current device.
+``${messageInfo}`` mode is not support in current device.
 
 **可能原因**
 支持API，但是不支持API内部某些子特性（功能），如算法参数。
@@ -12,7 +12,7 @@
 
 ## 12000002 缺少密钥算法参数
 **错误信息**
-Check get \${messageInfo} failed. User should add \${messageInfo} in param set. 
+Check get ``${messageInfo}`` failed. User should add ``${messageInfo}`` in param set. 
 
 **可能原因**
 使用密钥时缺少相关参数。
@@ -24,7 +24,7 @@ Check get \${messageInfo} failed. User should add \${messageInfo} in param set.
 
 **错误信息**
 
-\${messageInfo} argument is invalid. User should make sure using the correct value. 
+``${messageInfo}`` argument is invalid. User should make sure using the correct value. 
 
 **可能原因**
 
@@ -163,7 +163,7 @@ Queried entity does not exist.
 
 **错误信息**
 
-External error \${messageInfo}. 
+External error ``${messageInfo}``. 
 
 **可能原因**
 
@@ -205,7 +205,7 @@ Memory is insufficient.
 
 **错误信息**
 
-Call \${messageInfo} service to do \${messageInfo} failed. 
+Call ``${messageInfo}`` service to do ``${messageInfo}`` failed. 
 
 **可能原因**