TC_conn_fail_crit BTS_Tests

Regression

Failing for the past 1 build since #604

Took 43 sec (from Titan)

Stack Trace

"BTS_Tests.ttcn:3993 : No CONN FAIL IND received"
      BTS_Tests.ttcn:9450 BTS_Tests control part
      BTS_Tests.ttcn:4005 TC_conn_fail_crit testcase