Merge "Remove unwanted separator bar when description is empty" into udc-dev am: 4d795645 am: 384a2c4c am: d8a0eb8b am: a0b01b4f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23047053



Change-Id: I83327d4851a7ed0926f0434c6dee50d6f63ff705
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>