fix：【infra 基础设施】FileController 的 uploadFile 接口，缺少 @Valid 注解

yudao-module-infra/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/FileController.java

@@ -43,7 +43,7 @@ public class FileController {
 
     @PostMapping("/upload")
     @Operation(summary = "上传文件", description = "模式一：后端上传文件")
-    public CommonResult<String> uploadFile(FileUploadReqVO uploadReqVO) throws Exception {
+    public CommonResult<String> uploadFile(@Valid FileUploadReqVO uploadReqVO) throws Exception {
         MultipartFile file = uploadReqVO.getFile();
         byte[] content = IoUtil.readBytes(file.getInputStream());
         return success(fileService.createFile(content, file.getOriginalFilename(),