Merge "Adding support for using themed icons on workspace" into sc-dev am: cc65b07d44 am: d7c8143bbe am: e364132570

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14297837

Change-Id: Ia52625fffb912e2b13b875460fafa79482772496