Replace FoldStateProvider with DeviceStateRepository.

FoldStateProvider does not provide an initial value and is not updated until the user interacts (i.e. folds) the device.

Flag: NONE
Bug: 308944800
Bug: 320763007
Test: atest LogContextInteractorImplTest
Test: statsd_testdrive 88
Change-Id: Ia4a7548fb0f919fb4e751994523dacfeab9d04a9