gbproxy: Increase timeouts for dl/ul unitdata tests

These tests run quite some time and I had issues with timeouts locally.

Change-Id: Id99ffa14bf6bcb584688c410feb9163a4f0fb492
diff --git a/gbproxy/GBProxy_Tests.ttcn b/gbproxy/GBProxy_Tests.ttcn
index e12d69f..f1e5c79 100644
--- a/gbproxy/GBProxy_Tests.ttcn
+++ b/gbproxy/GBProxy_Tests.ttcn
@@ -1089,7 +1089,7 @@
 
 testcase TC_ul_unitdata() runs on test_CT
 {
-	f_init();
+	f_init(60.0);
 	f_start_handlers(refers(f_TC_ul_unitdata), testcasename(), 1);
 	/* TODO: start multiple handlers (UEs) on various cells on same and other NSEs */
 	f_cleanup();
@@ -1115,7 +1115,7 @@
 
 testcase TC_dl_unitdata() runs on test_CT
 {
-	f_init();
+	f_init(60.0);
 	f_start_handlers(refers(f_TC_dl_unitdata), testcasename(), 2);
 	/* TODO: start multiple handlers (UEs) on various cells on same and other NSEs */
 	f_cleanup();