Merge "Provide more accurate feedback on nav bar region gestures during the back gesture tutorial." into tm-dev am: 1582aafbc0 am: 397efdbcfb am: 8a0528c943 am: 88c12f41e2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17921423

Change-Id: I17f53125ee69da7a6fc8f8a6c30359def07db176
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>