Merge "Make showing back for bouncer only rely on back disable status, not...

Merge "Make showing back for bouncer only rely on back disable status, not home and recents as well." into tm-qpr-dev am: f667823a am: 23aa4f80

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21136526



Change-Id: Iec722d8821b90e3cb7021ba7d0a8d4076782f88a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>