pref(compAudit): 优化附件下载的前置判断，优化版本记录模态框中的table布局

src/pages/componentDevelopment/componentList/compAudit.tsx

@@ -147,6 +147,7 @@ const CompAudit = () => {
       title: '组件附件',
       dataIndex: 'attachmentAddress',
       width: 120,
+      fixed: 'right' as const,
       render: (_, record: HistoryRecord) => {
         if (!record.main.attachmentAddress) return '-';
         return (
@@ -293,7 +294,7 @@ const CompAudit = () => {
 
   // 下载组件附件
   const handleDownloadAttachments = (attachmentAddress: string) => {
-    if (!attachmentAddress) {
+    if (!attachmentAddress || attachmentAddress == '[]') {
       Message.warning('暂无附件');
       return;
     }