Do not consume hover events not coming from cursor for a11y. am: c7087e8f9f am: e040d5be5b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24446431

Change-Id: Ied5c4978242696d72b28987bd7633511819f721a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>