car api review: remove sensor types not relevant for embedded

- For embedded, sensor data like GPS, accelerometer, compass
  should be coming from SensorManager api.
- For support lib, embedded wrapper should proxy to SensorManager
  for these removed sensors
- also add support for low fuel warning.
- duplicated carapi_test into android_car_apitest and
  android_support_car_apitest.

bug: 27411121
Change-Id: Idf261b0793ed5debd1d0f4ac84372ea2b7614a63
34 files changed