[SIM Dialog Migration] Sending push notification after DSDS reboot

After DSDS reboot, send a push notification to users for SIM
configration.

Design: https://docs.google.com/document/d/1wb5_hoBkZVbkXGNWHbx4Jf61swjfxsJzkytiTzJosYo/edit?usp=sharing
Bug: 160819390
Test: Manually tested eSIM profile enabling.
Change-Id: Ic0bf2e356bf208d16e2c5a9a380e542fcb8f2b1e
7 files changed