Merge "docs: Cherrypicking GetPhoneNumber docs fix to tm-dev" into tm-dev am: 1664736433 am: 8793953ea9

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20304540

Change-Id: Ie823d83240882b7002d7a664ae21c03d83e692f3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>