Merge "Update snackbar color" into sc-dev am: 48ec126d8b am: d3f63d9565

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15129885

Change-Id: I425cc4a8d0e3a04baf3fbd9b8501d6b9fa36fc69