ns: fix broken tests by adding weight

The NSConfiguration now requires signalling_weight and data_weight.
Otherwise the tests will fail to an unbound integer.

Change-Id: I4484d48d945d5e6e1711f9bedf3248a24ecc4e76
diff --git a/ns/NS_Tests.ttcn b/ns/NS_Tests.ttcn
index ef8be2a..59ab765 100644
--- a/ns/NS_Tests.ttcn
+++ b/ns/NS_Tests.ttcn
@@ -38,7 +38,9 @@
 						local_udp_port := 21000,
 						local_ip := "127.0.0.1",
 						remote_udp_port := 23000,
-						remote_ip := "127.0.0.1"
+						remote_ip := "127.0.0.1",
+						data_weight := 2,
+						signalling_weight := 2
 					}
 				},
 				nsvci := 97