Merge "Only fetching relevant widget info during first pass" into sc-dev am: 4a202c5abd

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13691096

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I06bf7f94a1c63399ea2130042cb29c601613c695