[query/flight] fix flight futures must in tokio::spwan
@@ -137,7 +137,7 @@ impl Flight for FlightService {
.await
.map_err(|e| Status::internal(e.to_string()))?;
- ctx.clone().execute_task(async move {
+ tokio::spawn(async move {
let options = arrow::ipc::writer::IpcWriteOptions::default();
let mut has_send = false;
let start = Instant::now();
