Detect force visible nav bar based on kids mode. am: 6d17a71d am: ac7f012b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/19038728



Change-Id: I8b0b5f87f8a3e6eddfbd1a376ce09b9dc0f2519b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>