Refine travel reimbursement steward flow

Align planner, runtime rules, and policy assets so travel guidance
matches the updated reimbursement workflow.

web/src/views/scripts/useTravelReimbursementFlow.js

@@ -601,7 +601,7 @@ export function useTravelReimbursementFlow({
     startFlowStep('pre-submit-review', {
       title: '自动检测与风险识别',
       tool: 'ExpenseClaimService.submit_claim',
-      detail: '正在校验基础规则、风险规则和审批路径...'
+      detail: '正在校验财务规则、风险规则和审批路径...'
     })
   }
 
@@ -847,7 +847,7 @@ export function useTravelReimbursementFlow({
     if (String(response.status || '').trim() === 'submitted') {
       return isApplicationSessionActive()
         ? '申请单提交成功'
-        : `已完成基础规则、风险规则和审批路径校验，提交至${response.approval_stage || '审批环节'}`
+        : `已完成财务规则、风险规则和审批路径校验，提交至${response.approval_stage || '审批环节'}`
     }
     if (response.submission_blocked) {
       return summarizeVisibleToolText(response.message) || '自动检测发现待补充项，暂未提交审批'