Fix file manager view mode toggle - add grid and list view support

- Added viewMode prop to FileManagerGrid component
- Implemented list view layout with detailed file information
- Updated icon sizing for different view modes (8px for grid, 6px for list)
- Added proper file metadata display in list view (size, permissions, modified date)
- Connected view mode state from FileManagerModern to FileManagerGrid
- Both grid and list view buttons now fully functional

src/ui/Desktop/Apps/File Manager/FileManagerModern.tsx

@@ -504,6 +504,7 @@ export function FileManagerModern({ initialHost, onClose }: FileManagerModernPro
           onRefresh={() => loadDirectory(currentPath)}
           onUpload={handleFilesDropped}
           onContextMenu={handleContextMenu}
+          viewMode={viewMode}
         />
 
         {/* 右键菜单 */}