pcu: SNS: remove TODO expect FLOW-CONTROL BVC

It should not be expected in a new NSVC.

Change-Id: I142c87d496f08d603ab8e1e13c5a29ebe6596bb0
diff --git a/pcu/PCU_Tests_SNS.ttcn b/pcu/PCU_Tests_SNS.ttcn
index 40a0877..5c03b94 100644
--- a/pcu/PCU_Tests_SNS.ttcn
+++ b/pcu/PCU_Tests_SNS.ttcn
@@ -417,7 +417,6 @@
 	activate(as_rx_alive_tx_ack(idx := 2));
 
 	f_outgoing_ns_alive(2);
-	/* TODO: Should we expect FLOW-CONTROL BVC here too? */
 	setverdict(pass);
 }