Merge "Add feature flag for Smartspace date/weather decoupling." into tm-qpr-dev am: ad829f2c1b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20873047

Change-Id: I5a1bafc24d907b8a14b913a4f428e9eeb52952e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>