Merge "Fix LayoutParams cast exception in drag-n-drop" into sc-dev am: f8af753b6a am: 2348b6869f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14332404

Change-Id: I5c971038e6f6440fff7623da229f9f7943cfa6f4