[DLC vNext] Expose DeviceState in ProvisionInfoViewModel

Test: m RunDeviceLockControllerRoboTests

Test: Manually tested, the UI is dismissed and notification is sent
AFTER the DeviceState changes to PROVISIONING_PAUSED

Bug: b/287476919

Change-Id: I5969b42a2e8e09bb3cc63cf9ce16fecdc47073a5
(cherry picked from commit 9cff728c8c28b62091e39917d28e3a1a8854f730)
7 files changed