🎨 Improving structure / format of the code. 代码导入格式化

pigx-gateway/src/main/java/com/pig4cloud/pigx/gateway/config/CaptchaCacheServiceProvider.java

@@ -1,11 +1,11 @@
 package com.pig4cloud.pigx.gateway.config;
 
-import java.util.concurrent.TimeUnit;
-
 import com.anji.captcha.service.CaptchaCacheService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.redis.core.StringRedisTemplate;
 
+import java.util.concurrent.TimeUnit;
+
 /**
  * @author lengleng
  * @date 2020/8/27