Merge "Add touch event of on taskbar for various cases" into sc-v2-dev am: 595893c33d am: 3a3375b0d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15095554

Change-Id: Ia8aa7e5af42681336122bf201c205ee286d41af2