Merge "docs: Adding note to getPhoneNumber(int)" into tm-dev am: 0471cade am: 91f82f9c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20316842



Change-Id: I0098778582eb8a935e01c9740f7a8aca48782ae7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>