Merge "Update workspace, cell layout, shortcut and widget, and cell size calculations." into tm-dev am: f4bd9b6304

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18140265

Change-Id: Ic7e2f734e1e9a679e82c145a415f8c1020dee816
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>