Add RemoteInputRepository & interactor.

Also moved the FakeKeyguardStatusBarRepository to utils instead of
tests, since I noticed it was at the wrong location.

Bug: 293167744
Test: RemoteInputRepositoryTest, RemoteInputInteractorTest
Flag: NONE
Change-Id: I2b818defac42b33b11f8dc50529de26df27e58ee
9 files changed