add gson 格式化

egress-gateway-service-domain/src/main/java/com/hrsk/cloud/eg/domain/common/utils/GsonUtil.java

@@ -8,11 +8,9 @@ import com.sun.org.slf4j.internal.LoggerFactory;
 import org.apache.commons.lang3.StringUtils;
 
 import java.lang.reflect.Type;
-import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
-import java.util.Locale;
 
 /**
  * @author zhangyy