Purpose: If the user is not using receipt functionality in his organization then it's can be hidden. Current behavior before PR: Sale and purchase receipt by default show when the account module is instaled. Desired behavior after PR is merged: Now users can activate Sale or purchase receipt from accounting settings. closes odoo/odoo#44464 Task: 2028813 Signed-off-by: Quentin De Paoli (qdp) <qdp@openerp.com>