[automerger skipped] Delete app pairs on model load if flag is turned off am: af645fe110 -s ours

am skip reason: Merged-In I4a97e4aadc620f8b727439fcdd70ab0e7a3005a8 with SHA-1 08fc2d434f is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/26930475

Change-Id: Ibb02a1398c72f84975459a203cf124b5b7ff82d9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>