Merge "Add a hint to align changes between taskbar and divider bar" into udc-dev am: 20957363 am: bace32b0 am: 6feb3ee7

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23726783



Change-Id: I9542e1a8c277ccf49f9b03eb29d0f81a3ee5e9e9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>