TC_pcu_data_req_pch BTS_Tests

Regression

Failing for the past 1 build since #28

Took 7.7 sec (from Titan)

Stack Trace

"BTS_Tests.ttcn:5823 : Timeout waiting for PCU-originated PCH block on Um"
      BTS_Tests.ttcn:9517 BTS_Tests control part
      BTS_Tests.ttcn:5823 TC_pcu_data_req_pch testcase