【fix sonar】CloudConstant文件

jero-boot/jero-cloud-module/jero-cloud-system-start/src/main/java/com/jero/modules/cloud/constant/CloudConstant.java

@@ -3,12 +3,15 @@ package com.jero.modules.cloud.constant;
 /**
  * 微服务单元测试常量定义
  */
-public interface CloudConstant {
+public class CloudConstant {
+    private CloudConstant(){
+
+    }
 
     /**
      * 微服务名【对应模块jero-boot-module-demo】
      */
-    public static final String SERVER_NAME_JeroDemo = "jero-demo";
+    public static final String SERVER_NAME_JERO_DEMO = "jero-demo";
 
     /**
      * MQ测试队列名字