Implement lock icon for glanceable hub v2

Create a new simplified view model for the glanceable hub lock icon, as it doesn't
need any of the fingerprint logic which the normal view model has. We
still re-use the same view, but a new view binder.

Bug: 391646575
Test: atest CommunalLockIconViewModelTest
Flag: com.android.systemui.glanceable_hub_v2
Change-Id: Ia98bd031b000dc0a90fd81a4d618b3e6218eb51e