[data_migration/wizard/file_import_view.xml] fix warning on view
[data_migration/wizard/file_import_view.xml] fix warning on view

dhp-denero/LibrERP,odoousers2014/LibrERP,iw3hxn/LibrERP,dhp-denero/LibrERP,odoousers2014/LibrERP,dhp-denero/LibrERP,iw3hxn/LibrERP,odoousers2014/LibrERP,iw3hxn/LibrERP,odoousers2014/LibrERP,iw3hxn/LibrERP,dhp-denero/LibrERP,iw3hxn/LibrERP,dhp-denero/LibrERP,odoousers2014/LibrERP