Merge "Provide bgExecutor for RotationButtonController" into udc-qpr-dev am: 8ad9393213 am: a6f66eeba7

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24761312

Change-Id: I3f6610ca6dd3087298e84d24ceb0570d3d2749ee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>