修改相册解锁的返回值为空list

accompany-business/accompany-business-web/src/main/java/com/accompany/business/controller/roomalbum/RoomAlbumController.java

@@ -25,7 +25,6 @@ import org.springframework.web.bind.annotation.RestController;
 
 import javax.servlet.http.HttpServletRequest;
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;