Merge "Check taskbar stash state for hover only on hover events." into udc-qpr-dev am: bd4e77ccf7 am: 9180b92d8e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24420598

Change-Id: I528c980856b8dcb6c02593893da7bb7846eb503c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>