Prepared statements fail with arrowIPCAll

```js
const duckdb = require("duckdb");
const db = new duckdb.Database(":memory:");

const con = db.connect();

const stmt = con.prepare("SELECT ?::INTEGER AS fortytwo");

stmt.arrowIPCAll(42, function (err, res) {
if (err) {
console.warn(err);
} else {
console.log(res);
}
});
```

crashes with

```
Assertion failed: (chunk.ColumnCount() == 2), function Callback, file statement.cpp, line 387.
```

DuckDB 1.0.0.