Merge "Remove drop target button drawable padding if text is hidden" into sc-qpr1-dev am: d3140cdbc0 am: 60ca527094 am: 4edea78f63

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15889355

Change-Id: I1ec8c80f866e971d2574453c1e6c98a9b94efafa