Merge "Do not select hint indicator when talkback is enabled." into sc-v2-dev...

Merge "Do not select hint indicator when talkback is enabled." into sc-v2-dev am: 83f38a1b am: 0fd1959c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16484536

Change-Id: I5c0d75388e4bda032747381b454b183e0764f08a