refactor(data-management): 移除数据集详情中的存储路径和存储名称字段

- 从数据集概览组件中移除 targetLocation 和 pvcName 字段显示
- 保留创建者、创建时间等核心信息展示
- 清理相关的代码结构和布局调整

frontend/src/pages/DataManagement/Detail/components/Overview.tsx

@@ -72,16 +72,6 @@ export default function Overview({ dataset, filesOperation, fetchDataset }) {
       label: "创建者",
       children: dataset.createdBy || "未知",
     },
-    {
-      key: "targetLocation",
-      label: "存储路径",
-      children: dataset.targetLocation || "未知",
-    },
-    {
-      key: "pvcName",
-      label: "存储名称",
-      children: dataset.pvcName || "未知",
-    },
     {
       key: "createdAt",
       label: "创建时间",
@@ -187,11 +177,11 @@ export default function Overview({ dataset, filesOperation, fetchDataset }) {
       fixed: "right",
       render: (_, record) => {
         const isDirectory = record.id.startsWith('directory-');
-        
+
         if (isDirectory) {
           const currentPath = filesOperation.pagination.prefix || '';
           const fullPath = `${currentPath}${record.fileName}/`;
-          
+
           return (
             <div className="flex">
               <Button
@@ -223,7 +213,7 @@ export default function Overview({ dataset, filesOperation, fetchDataset }) {
             </div>
           );
         }
-        
+
         return (
         <div className="flex">
           <Button