Fix build sync spec (#7086)

substrate/client/cli/src/commands/build_sync_spec_cmd.rs

@@ -73,7 +73,7 @@ impl BuildSyncSpecCmd {
 			CL: sp_blockchain::HeaderBackend<B>,
 	{
         if self.sync_first {
-            network_status_sinks.network_status(std::time::Duration::from_secs(1)).filter(|(status, _)| {
+            network_status_sinks.status_stream(std::time::Duration::from_secs(1)).filter(|status| {
                 ready(status.sync_state == sc_network::SyncState::Idle && status.num_sync_peers > 0)
             }).into_future().map(drop).await;
         }