fix stream_convert_to_parquet for GeneratorBasedBuilder
got

```
"_prepare_split() missing 1 required positional argument: 'check_duplicate_keys'"
```

when converting C4 (config="en")

This query should return the jobs to re-run:

```
{kind: "config-parquet-and-info", http_status: 500, "details.error": "_prepare_split() missing 1 required positional argument: 'check_duplicate_keys'"}
```
fix stream_convert_to_parquet for GeneratorBasedBuilder: got

```
"_prepare_split() missing 1 required positional argument: 'check_duplicate_keys'"
```

when converting C4 (config="en")

This query should return the jobs to re-run:

```
{kind: "config-parquet-and-info", http_status: 500, "details.error": "_prepare_split() missing 1 required positional argument: 'check_duplicate_keys'"}
```