Update BufferHub service/client with support for gralloc1 usage.

- Add support for gralloc1 usage flags.
- Mimic how GraphicBuffer supports gralloc0 usage flags: (usage, usage).
- Move to using pdx::Status<T> since we're touching signatures everywhere.

Bug: 36401174
Test: bufferhub_tests; buffer_hub_queue-test
Change-Id: I0e5184197b21eda9806bbea44f63b546b030692a