refactor(device): 将设备列表和景点筛选接口中的 total 类型从 Long 改为 Integer

- 修改了 DeviceV2ListResponse、DeviceV2WithConfigListResponse 和 ScenicFilterPageResponse 类中的 total 字段类型
- 从 Long 改为 Integer，以确保数据类型一致性并可能提高性能

src/main/java/com/ycwl/basic/integration/device/dto/device/DeviceV2ListResponse.java

@@ -7,7 +7,7 @@ import java.util.List;
 @Data
 public class DeviceV2ListResponse {
     private List<DeviceV2DTO> list;
-    private Long total;
+    private Integer total;
     private Integer page;
     private Integer pageSize;
 }

src/main/java/com/ycwl/basic/integration/device/dto/device/DeviceV2WithConfigListResponse.java

@@ -7,7 +7,7 @@ import java.util.List;
 @Data
 public class DeviceV2WithConfigListResponse {
     private List<DeviceV2WithConfigDTO> list;
-    private Long total;
+    private Integer total;
     private Integer page;
     private Integer pageSize;
 }

src/main/java/com/ycwl/basic/integration/scenic/dto/filter/ScenicFilterPageResponse.java

@@ -11,7 +11,7 @@ public class ScenicFilterPageResponse {
     private List<ScenicFilterItem> list;
     
     @JsonProperty("total")
-    private Long total;
+    private Integer total;
     
     @JsonProperty("page")
     private Integer page;