pcu: f_TC_mo_ping_pong_2phase_access(): Drop sending TLLI after 2nd phase

There's no need to send the TLLI after 2nd phase access.

Change-Id: Id8230f8eebf0a3e1468b84f802c6704a19eb97d5
diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 61048b0..cde5396 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -1683,7 +1683,7 @@
 
 	/* Send one UL block (without TLLI since we are in Second-Phase Access)
 	   and make sure it is ACKED fine */
-	f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
+	f_ms_tx_ul_data_block_multi(ms, 1);
 
 	/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
 	f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);