Regression

trial-ttcn3_bts_tests:sysmo.ttcn3_bts_tests.TC_si_sched_1 (from Titan)

Failing for the past 3 builds (Since #2720 )

Timeout waiting for L1CTL_FBSB_CONF
      BTS_Tests.ttcn:7002 BTS_Tests control part
      BTS_Tests.ttcn:4038 TC_si_sched_1 testcase