Fix type error in HomeContent

The `getCategorySpending` function was not returning an array, causing a type error when used with the `some` method in the `HomeContent` component. This commit ensures that `getCategorySpending` returns an array as expected.

src/contexts/budget/hooks/useCategorySpending.ts

@@ -1,7 +1,7 @@
 
 import { useCallback } from 'react';
 import { Transaction } from '../types';
-import { calculateCategorySpending } from '../budgetUtils';
+import { calculateCategorySpending } from '../utils/categoryUtils';
 
 // 카테고리별 지출 계산 훅
 export const useCategorySpending = (