fix test

Author: tnull

lightning/src/routing/router.rs

@@ -5730,7 +5730,7 @@ mod tests {
 		assert!(route.is_ok());
 
 		// Then check that we can't get a route if we ban an intermediate node.
-		scorer.set_banned(&NodeId::from_pubkey(&nodes[3]));
+		scorer.add_banned(&NodeId::from_pubkey(&nodes[3]));
 		let route = get_route(&our_id, &payment_params, &network_graph.read_only(), None, 100, 42, Arc::clone(&logger), &scorer, &random_seed_bytes);
 		assert!(route.is_err());