bsc: TC_ho_in_fail_no_detect: fix sporadic fails

Don't fail the test if the BSSAP Handover Failure arrives after both
MGCP DLCX. In that case, the DLCX arrive at as_Media_mgw() in
MSC_ConnectionHandler. Set pars.fail_on_dlcx := false so it gets ignored
there and stays in the queue, until f_expect_dlcx_conns() in
f_tc_ho_in_fail_no_detect() takes care of them.

Fix for:
TC_ho_in_fail_no_detect(1979)@ba5f1f91fb11: setverdict(fail): none -> fail reason: "Unexpected DLCX received", new component reason: "Unexpected DLCX received"

Timeout of T_guard
      BSC_Tests.ttcn:12410 BSC_Tests control part
      BSC_Tests.ttcn:6990 TC_ho_in_fail_no_detect testcase

Change-Id: Ie0216504b6bdac38c2f7dcc23fc8e9a7e5acff57
---
M bsc/BSC_Tests.ttcn
1 file changed, 24 insertions(+), 0 deletions(-)

diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index 98f60ef..5a22c00 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -6978,6 +6978,8 @@
 	var MSC_ConnHdlr vc_conn;
 	var TestHdlrParams pars := f_gen_test_hdlr_pars();
 
+	pars.fail_on_dlcx := false;
+
 	f_init(1, true);
 	f_sleep(1.0);
 

