gbproxy: Make TC_bvc_reset_sig_from_bss() actually pass

If we hit none of the failures in the test case it means the test was
passed.

Change-Id: I6fe00558b346174f05f36703fe630796fb04a71e
Related: SYS#5002
diff --git a/gbproxy/GBProxy_Tests.ttcn b/gbproxy/GBProxy_Tests.ttcn
index c288adb..2233ece 100644
--- a/gbproxy/GBProxy_Tests.ttcn
+++ b/gbproxy/GBProxy_Tests.ttcn
@@ -2100,7 +2100,7 @@
 
 	/* check if BVC-block was not received on any unexpected BVC is not required as
 	 * such a message would basically run into 'no matching clause'  */
-
+	setverdict(pass);
 	f_cleanup();
 }