Merge "Cache SIM PIN for verification after unattended reboot." am: 9121c73da0

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1590953

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I449fbe9a1d77f3a3ab02ef6e551d29686d0bac53