Fix Bug #495: 【医嘱闭环】已校对医嘱无法流转至"医嘱执行"界面，导致费用无法提交执行

后端SQL查询未过滤requestStatus（医嘱请求状态），导致医嘱执行页面的"待执行"tab
返回所有状态医嘱而非仅返回已校对(status=3)的医嘱。修复方式：
1. AdviceProcessAppMapper.java: 新增requestStatus参数
2. AdviceProcessAppMapper.xml: 在med_medication_request和wor_service_request子查询的
   WHERE条件中增加 AND T1.status_enum = #{requestStatus} 过滤
3. AdviceProcessAppServiceImpl.java: 保存requestStatus并传递给mapper，
   替代原注释"后端SQL已通过CASE条件处理"的错误假设

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

openhis-server-new/openhis-application/src/main/resources/mapper/inhospitalnursestation/AdviceProcessAppMapper.xml

@@ -290,6 +290,7 @@
                 WHERE T1.delete_flag = '0'
                 AND T1.refund_medicine_id IS NULL
                 AND T1.generate_source_enum = #{doctorPrescription}
+                AND T1.status_enum = #{requestStatus}
                 AND CASE WHEN T1.status_enum = #{draft}
                     THEN T1.performer_check_id IS NOT NULL
                     ELSE 1=1 END
@@ -422,6 +423,7 @@
                                    AND af.delete_flag = '0'
             WHERE T1.delete_flag = '0'
                 AND T1.generate_source_enum = #{doctorPrescription}
+                AND T1.status_enum = #{requestStatus}
                 AND CASE WHEN T1.status_enum = #{draft}
                     THEN T1.performer_check_id IS NOT NULL
                     ELSE 1=1 END