docs:change non-unified port
In the previous doc(deploy), the Query HTTP Handler listen on port `8081` (in the databend-query.toml).
So, it's necessary to keep unified here.
@@ -95,7 +95,7 @@ create stage my_internal_s1;
Then, PUT a local file to `my_internal_s1` stage with [PUT to Stage](../../00-api/10-put-to-stage.md) API:
```shell
-curl -H "stage_name:my_internal_s1" -F "upload=@books.parquet" -XPUT "http://localhost:8000/v1/upload_to_stage"
+curl -H "stage_name:my_internal_s1" -F "upload=@books.parquet" -XPUT "http://localhost:8081/v1/upload_to_stage"
```
Final, copy the file into `mytable` from the `my_internal_s1` named internal stage:
