This commit changes the mechanism to get the transfer account. As the bank/cash accounts, the transfer account is now created automatically based on a prefix. -task: https://www.odoo.com/web#id=35857&action=333&active_id=967&model=project.task&view_type=form&menu_id=4720
Was PR #21192. From an original participation of rmu-odoo. Thanks a lot to the community for the help, in particular yostashiro and elicoidal.