Merge "Only return true in getPageScrolls if it actually changes" into sc-dev am: baf00e4e55 am: a2b36ff978

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14281905

Change-Id: Id0532528169caaeaa4a3cd48957e2abb157e0025