Merge "Update pointer hand pngs and X/Y hotspots." into udc-dev am: bb76d1e939 am: 616be733b8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22449523

Change-Id: Iebef0d48e2c466b780442ec7da4fba6a2f785883
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>