Add logging to help debug invalid icon state and UI. am: 2c8966bbc8 am: 44a7bef2c3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15889757

Change-Id: Ia79a8039f2a81f61d8a425b00cfd63bc55d588c9