Remove Ovation, it will not be raised to kk44.  Never worked on jb43

Change-Id: I3a36e6475ef95c12c54b56ab0a985c0c88a4061c
Retire Tab 2, little chance of building in near future

Change-Id: Ifb99b40ab733cc571be4b426b8d38e0b71c86bd6