[IMP] stock: consistent kanban view for pack operations and move lines
[IMP] stock: consistent kanban view for pack operations and move lines

This makes the kanban view for pack_operation_product_ids more
consistent with the one for the move lines and also adds the UOM for the
pack operation to the kanban card.

ygol/odoo,hip-odoo/odoo,hip-odoo/odoo,ygol/odoo,ygol/odoo,dfang/odoo,hip-odoo/odoo,dfang/odoo,dfang/odoo,hip-odoo/odoo,ygol/odoo,dfang/odoo,ygol/odoo,dfang/odoo,dfang/odoo,hip-odoo/odoo,ygol/odoo,hip-odoo/odoo,ygol/odoo