Merge "Add log to RemoteTargetGluer to determine which array is empty." into sc-v2-dev am: 741cba2fc3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16087353

Change-Id: I501b68cc58ce12bab56249db73b61e157d251c32