Merge "Sharesheet: remove 2 separators, restyle the 3rd." into sc-dev am: 832779a5 am: fa25c27e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15377016

Change-Id: I6d5563833b41f0f0221bbbc4fa71aedf5eb494d0