TC_pcu_rach_content BTS_Tests

Failing for the past 2 builds since #9

Took 3.2 sec (from Titan)

Stack Trace

"BTS_Tests.ttcn:5905 : Timeout waiting for RACH IND"
      BTS_Tests.ttcn:9520 BTS_Tests control part
      BTS_Tests.ttcn:5905 TC_pcu_rach_content testcase