Merge "Files + text in a separate preview layout." into udc-dev am: 395868a876

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/IntentResolver/+/22719624

Change-Id: I419e01ab547c51bb8a232648806f8dfc188b4ae1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>