修复文件上传返回data为空问题

src/main/java/com/mokamrp/privates/controller/FileContorller.java

@@ -24,7 +24,7 @@ public class FileContorller {
     @PostMapping("/upload")
     public Object upload(@RequestParam("file") MultipartFile zipFile){
         String url = fileService.uploadToOss(zipFile);
-        return AjaxResult.success(url);
+        return AjaxResult.success("success",url);
     }