Merge "Revert "[AllApps][Work] Introduce work toggle Fab"" into sc-dev am: 17ef90b2cb am: 8b780d8517 am: 9d76378464

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14939015

Change-Id: Ib566f7899c046d19ad6cac9e58e88e0c0535cfd0