Remove IwTest annotation. am: 8e2f266dff

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23716002

Change-Id: Ifab2ab21705193ca536a531fa96bba36a7f08934
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>