Merge "Make RotationTouchHelper singleton to report single rotation state" into sc-dev am: 91b83064e1 am: 7d506008da

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14142324

Change-Id: I7652cd13071e5c337e3527e60d158147cc569feb