bts: oml: Start OML IPA_Emulation component as alive-type

This will hopefully help fix sporadic errors while tearing down the test
after successful run:
mtc BTS_Tests_OML.ttcn:625 Removing unterminated connection between port IPA_OSMO_PCU and TC_ts_opstart-OML-IPA(15):IPA_OSMO_PCU_PORT.
IPA_Emulation.ttcnpp:774 setverdict(error): none -> error

Related: OS#5965
Change-Id: I53c065016e88a5b253eff496560fa6e371fe491b
1 file changed