Optimized the boot up camping time am: 39d584c4 am: fbab4a6d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/21347621



Change-Id: I2bf27602bb2b461f0dc6da871cf28e50d6fff703
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>