Merge "Use stashedTaskbarHeight for IME insets override" into udc-qpr-dev am: 795dc83c72 am: db1028ea85

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24834321

Change-Id: I69f30281881fc6ec5631f0ec3b5495434567ed2a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>