Merge "Stash task bar when ime switcher is showing" into tm-qpr-dev am: 5bd220a2 am: 4267f132

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/19066400



Change-Id: Ie512ccfbcd45504e03e733beb04ea043b8b9d197
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>