Merge "Resets All Apps pullback alpha on state change." into tm-qpr-dev am: c94355aa45 am: ff1c9b678c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21644582

Change-Id: Id93f387b41838bc5e686018f6b49f3689bf9a4f0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>