Merge "Update taskbar paddings/sizes to match spec." into udc-dev am: 10b3e64d am: b6e38fb2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23597945



Change-Id: Ib7fa92acf0049fae35b9dbb1c5b2676dc204556a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>