Merge "Implement pipeline for a simple search based on query string matching on app names in WidgetsListBaseEntries." into sc-dev am: c322510b2a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13757248

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I791654fb714c19a3e718f10e76e0f4fce563ed85