Change reboot start time from 1am to 3am. Bug: 312565722 (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:cf11932b7aa1cf11149a37c0904a5d82c0c5c29d) Merged-In: I04e6523fbfedcc94a994c8afe8ecfac54b7d4013 Change-Id: I04e6523fbfedcc94a994c8afe8ecfac54b7d4013