Send ACTION_USER_PRESENT when provisioning is completed.

This is needed for application to know when the keyguard becomes
unlocked, because isKeyguardLocked() is typically true while
provisioning (setup wizard), but ACTION_USER_PRSENT was
not sent when it transitions to false after provisioning.

Bug: 5436867
Bug: 5430833
Change-Id: Icae13ff9cab84774a002a426eb9cb353fa1dc530