Make preview items focusable by a11y am: 85c9dc5d8f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/IntentResolver/+/23249427

Change-Id: If7fb74f8a3ebd9d876cc33b472c453f5db785870
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>