- Places the buttons added in `stock` before the "Print Labels" button,
that way, the "Update Quantity" button is always the first button;
- Adds some depends on compute's methods, so that way it displays the
"On Hand" and the "Forecasted" stat buttons, and the weight and volume
UOM even if the product is new and the record wasn't saved yet;
- Adds the "Update Quantity" button in the product's forecasted report
and removes useless attributes of the "Replenishment" button;
task-3076044
Part-of: odoo/odoo#109511