Try to reapply live wallpaper component once it's installed

See go/br-fr-live-wallpaper for context

Bug: 30205325
Test: 1. Set live wallpaper (from pre-installed / from a 3p app Muzei)
      2. Run Backup Now
      3. Wipe the device
      4. Restore (regular/deferred)
      5. Verify the same live wallpaper is set
Change-Id: Iacdb4e4b4bd895740f0a7f72f075a24fae1ae368