Merge "Adds Search Onboarding count and renames existing edu pref." into tm-dev am: 833b0a0b5b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17876281

Change-Id: I58f6fbef62ad446c4c0e9f0d923dc15f3a125b87
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>