Fix Bug #443: 手术计费：点击签发耗材时异常报错

门诊手术计费生成的耗材在请求基础信息接口中返回的 status_enum 和
content_json 均为 NULL，导致前端无法正确识别"待签发"状态且在签发
时丢失 adviceType 分类信息。

修复：从已 JOIN 的 wor_device_request 表中获取真实的 status_enum
和 content_json 字段，使用 COALESCE 回退到 adm_charge_item。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

openhis-server-new/openhis-application/src/main/resources/mapper/doctorstation/DoctorStationAdviceAppMapper.xml

@@ -547,7 +547,7 @@
         CI.enterer_id AS requester_id,
         CI.entered_date AS request_time,
         CASE WHEN CI.enterer_id = #{practitionerId} THEN '1' ELSE '0' END AS biz_request_flag,
-        NULL AS content_json,
+        COALESCE(DR.content_json, CI.content_json) AS content_json,
         NULL AS skin_test_flag,
         NULL AS inject_flag,
         NULL AS group_id,
@@ -556,7 +556,7 @@
         NULL AS lot_number,
         CI.quantity_value AS quantity,
         CI.quantity_unit AS unit_code,
-        NULL AS status_enum,
+        COALESCE(DR.status_enum, CI.status_enum) AS status_enum,
         '' AS method_code,
         '' AS rate_code,
         NULL AS dose,