Merge "update TelecomManager docs on when to post a CallSytle notif" into udc-dev am: 0fbe9c60

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23698086



Change-Id: I5267a5c6732522b1c646f11429806061a4bbd397
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>