Merge "Update alarmManager to use exact timing" into udc-d1-dev am: b5d6eda4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/24042283



Change-Id: I0b497f405028483d665793887db3b6fd8d740d6f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>