gbproxy: Use a different IMSI suffix per TC

Change-Id: I9a234cd6e61cfed8c9502708314c478f9a561d58
diff --git a/gbproxy/GBProxy_Tests.ttcn b/gbproxy/GBProxy_Tests.ttcn
index a1d3793..8bc8731 100644
--- a/gbproxy/GBProxy_Tests.ttcn
+++ b/gbproxy/GBProxy_Tests.ttcn
@@ -750,14 +750,13 @@
 	var BSSGP_ConnHdlr vc_conn;
 	f_init();
 
-	vc_conn := f_start_handler(refers(f_TC_ra_capability_upd), testcasename(), g_pcu, g_sgsn, 3);
+	vc_conn := f_start_handler(refers(f_TC_ra_capability_upd), testcasename(), g_pcu, g_sgsn, 4);
 	vc_conn.done;
 	/* TODO: start multiple handlers (UEs) on various cells on same and other NSEs */
 
 	f_cleanup();
 }
 
-
 private function f_TC_radio_status(charstring id) runs on BSSGP_ConnHdlr {
 	var integer i;
 	var BssgpRadioCause cause := BSSGP_RADIO_CAUSE_CONTACT_LOST;
@@ -775,7 +774,7 @@
 	var BSSGP_ConnHdlr vc_conn;
 	f_init();
 
-	vc_conn := f_start_handler(refers(f_TC_radio_status), testcasename(), g_pcu, g_sgsn, 3);
+	vc_conn := f_start_handler(refers(f_TC_radio_status), testcasename(), g_pcu, g_sgsn, 5);
 	vc_conn.done;
 	/* TODO: start multiple handlers (UEs) on various cells on same and other NSEs */