Merge "TaskOverlayFactoryGo: Keep persistent instance of AssistContentRequester" into sc-dev am: b7cecf8a90 am: 05e828c896 am: 7637d727ad

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14803962

Change-Id: I50476d8655bb4a7187d16c971eea9336be06f83f