[release-2.1] fix: timeout error caused by upload processing for more than 30 seconds (#815)

This is an automated cherry-pick of #813

/assign ruibaby

```release-note
去除上传文件处理时间超过30秒后的报错
```

src/components/upload/UppyUpload.vue

@@ -52,6 +52,7 @@ const uppy = computed(() => {
     fieldName: props.name,
     method: props.method,
     limit: 5,
+    timeout: 0,
     getResponseError: (responseText) => {
       const response = JSON.parse(responseText);
       const { title, detail } = (response || {}) as ProblemDetail;