Merge "Only setup SecondaryDropTarget in onDragStart" into tm-dev am: a2ecf75082

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18580266

Change-Id: I827fe7997db6451a188a17db32e601672d2badb4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>