fix: [approvals] 결재일자 기본값을 현재일자로 설정

resources/views/approvals/partials/_expense-form.blade.php

@@ -379,7 +379,7 @@ function makeItem(data) {
             expense_type: initialData?.expense_type || 'corporate_card',
             tax_invoice: initialData?.tax_invoice || 'normal',
             write_date: initialData?.write_date || today,
-            approval_date: initialData?.approval_date || '',
+            approval_date: initialData?.approval_date || today,
             department: initialData?.department || '본사',
             writer_name: initialData?.writer_name || authUserName,
             items: items,