Merge "Introduce a new flag to guard keyboard synchronization." into tm-qpr-dev am: 2e126f98

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/19117747



Change-Id: Id48a6f8bb48f8a98933d13dfc71e7e76fe9039be
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>