Deleted unnecessary annotation

spring-cloud-alibaba-examples/nacos-example/nacos-config-example/src/main/java/com/alibaba/cloud/examples/model/NacosConfigInfo.java

@@ -17,14 +17,12 @@
 package com.alibaba.cloud.examples.model;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.cloud.context.config.annotation.RefreshScope;
 import org.springframework.stereotype.Component;
 
 /**
  * @author lixiaoshuang
  */
 @ConfigurationProperties(prefix = "spring.cloud.nacos.config")
-@RefreshScope
 @Component
 public class NacosConfigInfo {