Merge "Better estimate the height of widget recycler view" into sc-dev am: 5e7c89c36e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13841969

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ia60de691e4392dc32c397c205b72916a0267be94