Merge "Adjust the widgets fitting algorithm to mitigate over packing issue" into sc-dev am: 96793bdfe1 am: d453c669c4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14717701

Change-Id: I9eff5b9e7c9d8e8f6c92f9a822ff48ebd46ff4b2