Merge "Make Sharesheet group and pin menu match material, redlines" into rvc-dev am: 5aa83946 am: 705e18ad am: 3e7995df

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11739866

Change-Id: I07bc212d5ea7e408525ec0b341635c0f0b6b81eb