Merge "Merge "Improve grid preview performance" into rvc-d1-dev am: 8951db2d23 am: 39d900553a" into rvc-qpr-dev-plus-aosp am: 3dfb3dca2b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/12160681

Change-Id: I4f5b917d7020a3ff09df391b3473452c4eeaa42c