Fix toast and data display issues

- Fixes an issue where toast notifications would not automatically dismiss.
- Addresses a problem where expense data was not displaying correctly on the transaction and analytics screens.

src/contexts/budget/hooks/useExtendedBudgetUpdate.ts

@@ -31,7 +31,7 @@ export const useExtendedBudgetUpdate = (
       const updatedBudgetData = calculateUpdatedBudgetData(budgetData, 'monthly', totalAmount);
       
       // 각 기간별 예산 업데이트
-      handleBudgetGoalUpdate('monthly', updatedBudgetData.monthly.targetAmount);
+      handleBudgetGoalUpdate('monthly', totalAmount);
     } else {
       // 카테고리 예산이 없는 경우, 기존 로직 사용
       handleBudgetGoalUpdate(type, amount);