Bug 18501: Auto refund if mark as found from cataloguing

Bug 18501: Auto refund if mark as found from cataloguing

If an item is marked as found (ie. not itemlost) we need to refund the
patron.

Test plan:
Mark an item as lost to create a fee for the patron
Mark it as found from the cataloguing module and confirm that the patron
is refunded

Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>