audio: Fix resume in StreamOffloadStub

An override of `DriverInterface::start` was lacking, added
and implemented to support resume after draining.

Added logging of `DriverInterface` calls for the DriverStubImpl.

Bug: 373872271
Bug: 384431822
Test: atest CtsMediaAudioTestCases
Test: atest VtsHalAudioCoreTargetTest
Change-Id: I88b561b7f878c2bb408826ac6f65b577ee700dd1