docs: "换一个注册邮箱"

src/main/java/com/szwl/model/utils/MailUtil.java

@@ -25,8 +25,8 @@ public class MailUtil {
 
     public MailUtil() {
 //        this("AfterSalesInfo@sunzee.net", "Sz123456");
-        this("magic_candy_sunzee@sunzee.net", "Sz123456");
-//        this("magiccandy020@magiccandy.cn", "Sunzee020");
+//        this("magic_candy_sunzee@sunzee.net", "Sz123456");
+        this("magiccandy020@magiccandy.cn", "Sunzee020");
     }
 
     public MailUtil(String user, String password) {