Currently, SoundTrigger#attach suppresses exceptions while attaching,
and can leave the STService session in an invalid state.
Call the STModule ctor directly so the exception is propagated.
Bug: 272147641
Fixes: 279178427
Test: SoundTriggerManagerTest
Change-Id: Ic609eadf4c60d27ce3e40d7fd88b456e3afa1508