Adding preview of expenses attachment to journal view. When creating an expense, files can be attached (e.g. scanned receipts). Those attachment files where not displayed in "Accounting > Accounting > Journals > Purchases" move_line list. They now appear in the document preview. Task = 2176443 closes odoo/odoo#44161 Related: odoo/enterprise#8002 Signed-off-by: Laurent Smet <smetl@users.noreply.github.com>