Merge "Add flags for new home gardening mode" into tm-qpr-dev am: 3c8ae3efff am: 71f32b4f20

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20123118

Change-Id: I483a2742d4d5efe1b33dd6fcf62eb0437de01ac4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>