Call PROFILE/DEVICE_OWNER_CHANGED broadcast and onTransferCompleted callback...

Call PROFILE/DEVICE_OWNER_CHANGED broadcast and onTransferCompleted callback upon a successful transfer.

Test: cts-tradefed run cts-dev --module DevicePolicyManager --test com.android.cts.devicepolicy.MixedProfileOwnerHostSideTransferTest#testTransferOwnerChangedBroadcast
Test: cts-tradefed run cts-dev --module DevicePolicyManager --test com.android.cts.devicepolicy.MixedProfileOwnerHostSideTransferTest#testTransferCompleteCallback
Test: cts-tradefed run cts-dev --module DevicePolicyManager --test com.android.cts.devicepolicy.MixedDeviceOwnerHostSideTransferTest#testTransferOwnerChangedBroadcast
Test: cts-tradefed run cts-dev --module DevicePolicyManager --test com.android.cts.devicepolicy.MixedDeviceOwnerHostSideTransferTest#testTransferCompleteCallback
Bug: 69542936
Bug: 69543044
Change-Id: Ifbe3ac0029794eba185e538e5a490073d5309f0b