Merge "Make Sharesheet group and pin menu match material, redlines" into...

Merge "Make Sharesheet group and pin menu match material, redlines" into rvc-dev am: 5aa83946 am: 705e18ad am: b965c06d am: f076a8d7

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

Change-Id: I991562738bccc2375a3e5648299e0aefa9d78a6e