Merge "Do not set different gravity for non-moveable nav bar" into udc-dev am: 64c27756

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22954523



Change-Id: Ia7a5698225826f7c0c16c5820935ec63cf04a5ca
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>