Merge "Add detailed exception for snappedIndex == -1 when dismissing tasks"...

Merge "Add detailed exception for snappedIndex == -1 when dismissing tasks" into udc-dev am: dcbe9583 am: ed8c0cc5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23535540



Change-Id: Ifacfef0c4e7f65d5499a0e6362c1978f32bbda72
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>