Merge "Dismiss keyboard when leaving AllApps state" into tm-dev am: d07ba1ca38 am: 7289fd2549

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17730697

Change-Id: I1a3c376a44ad947af3ec839d7a84be70b27fa515
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>