Add MANAGED_PROVISIONING_DPC_DOWNLOADED.

Test: Just adding a constant
Bug: 132261064
Change-Id: I2bce277ff8f2de4614e19d5385fe6712b076f9c9
Merged-In: I2bce277ff8f2de4614e19d5385fe6712b076f9c9
(cherry picked from commit a5e4422d14b950a159562accbb8bd59cd1874f5d)
2 files changed