Make preview items focusable by a11y am: 85c9dc5d8f

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

Change-Id: I0b4c6fd7746042aa378d0d36f1c113c719aa64c8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>