fix:导入30s无反应结束请求，提示导入失败

src/components/drawers/ExportScore.vue

@@ -298,6 +298,12 @@ export default {
               console.log("查询导入状态失败", err);
             });
         }, 500);
+        setTimeout(() => {
+          clearInterval(timer)
+          state.addLoading = false;
+          message.destroy();
+          message.error(`文件导入超时`);
+        }, 30000);
       } else if (status === "error") {
         state.uploadErr = true;
         message.error(`${info.file.name}上传失败`);