feat(service): 批量获取景区和设备信息

- 在 DeviceRepository 中添加批量获取设备信息的方法
- 在 ScenicRepository 中添加批量获取景区信息的方法
- 修改 OrderServiceImpl，使用批量方法获取景区名称
- 移除多个 mapper 文件中冗余的景区信息查询

src/main/resources/mapper/CouponMapper.xml

@@ -10,13 +10,12 @@
     </update>
     <select id="selectByQuery" resultType="com.ycwl.basic.model.pc.coupon.resp.CouponRespVO">
         SELECT
-        c.id, scenic_id AS scenicId, s.name as scenicName,
+        c.id, scenic_id AS scenicId,
         c.name AS name, c.description AS description, c.countdown AS countdown, c.broadcast,
         config_ids AS configIds, discount_price AS discountPrice,
         type, discount_type AS discountType,
         c.status, c.create_at
         FROM coupon c
-        LEFT JOIN scenic s ON c.scenic_id = s.id
         <where>
             AND c.deleted = 0
             <if test="scenicId != null">AND scenic_id = #{scenicId}</if>