📝 docs(prd): update financial dashboard file paths

- adjust server test file path from src/server/modules/dash/__tests__/ to tests/server/modules/dash/
- modify client test file path from __tests__/ to tests/client/home/pages/FinancialDashboard/

docs/prd/epic-006-financial-dashboard.md

@@ -93,7 +93,7 @@
 ```
 src/server/api/dash/outlook/get.ts
 src/server/modules/dash/dash.service.ts
-src/server/modules/dash/__tests__/
+tests/server/modules/dash/
 ```
 
 ### 前端页面结构
@@ -106,7 +106,7 @@ src/client/home/pages/FinancialDashboard/
 │   ├── IncomeMetrics.tsx         # 收入模块
 │   ├── DebtRatioMetrics.tsx      # 资产负债率（百分比）模块
 │   └── VariationModal.tsx        # 变动幅度弹窗组件（基于四个层次构成：遮罩层、弹出框、弹出框数据、返回按钮）
-└── __tests__/
+tests/client/home/pages/FinancialDashboard/
 ```
 
 ### 数据接口定义