perf：移除hutool的http模块，使用okhttp3

springboot-util/src/main/java/com/tiesheng/util/config/Ip2regionConfig.java

@@ -1,9 +1,9 @@
 package com.tiesheng.util.config;
 
 import cn.hutool.core.io.FileUtil;
-import cn.hutool.http.HttpUtil;
 import cn.hutool.log.LogFactory;
 import com.tiesheng.util.ip2region.Searcher;
+import com.tiesheng.util.service.http.OkHttpUtil;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Configuration;
 
@@ -27,7 +27,7 @@ public class Ip2regionConfig {
     public void downloadDbFile() {
         if (!FileUtil.exist(dbPath)) {
             LogFactory.get().info("download ip2region file start");
-            HttpUtil.downloadFile(dbUrl, dbPath);
+            OkHttpUtil.downloadFile(dbUrl, dbPath);
             LogFactory.get().info("download ip2region file finish");
         }
     }