ttcn3-msc: Force MNCCv6 on ttcn3-msc-test-latest

Default is MNCCv7 since osmo-ttcn3-hacks.git
I5448ff931ec33f24f4837a51376f1703fe97683b, but latest tagged version of
osmo-msc only supports MNCCv6.

Change-Id: Iaac2f5453214dfcf6efd070f6ea1212a7833eb1b

ttcn3-msc-test/MSC_Tests.cfg

@@ -54,6 +54,7 @@ MSC_Tests.mp_mgw_ip := "172.18.20.103";
 MSC_Tests.mp_enable_crashing_tests := true;
 MSC_Tests.mp_enable_cell_id_test := true;
 BSC_ConnectionHandler.mp_expect_common_id := true;
+MNCC_Emulation.mp_mncc_version := 7;
 
 [MAIN_CONTROLLER]
 

ttcn3-msc-test/jenkins.sh

@@ -22,6 +22,8 @@ if [ "$IMAGE_SUFFIX" = "latest" ]; then
 		"$VOL_BASE_DIR/msc-tester/MSC_Tests.cfg"
 	sed "s/MSC_Tests.mp_enable_crashing_tests := true/MSC_Tests.mp_enable_crashing_tests := false/" -i \
 		"$VOL_BASE_DIR/msc-tester/MSC_Tests.cfg"
+	sed "s/MNCC_Emulation.mp_mncc_version := 7/MNCC_Emulation.mp_mncc_version := 6/" -i \
+		"$VOL_BASE_DIR/msc-tester/MSC_Tests.cfg"
 fi
 
 mkdir $VOL_BASE_DIR/stp