Merge "Revert "Stash taskbar on swipe to go home for 3p fallback launcher."" into tm-qpr-dev am: c58e2be2dd

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/22119024

Change-Id: Iaa33b85cdc5f90bbac962e7272815756a105ed11
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>