[IMP] rma_sale: copy group description to rma lines

rma_sale/wizards/rma_add_sale.py

@@ -123,6 +123,7 @@ class RmaAddSale(models.TransientModel):
             )
         data = {
             "partner_id": self.partner_id.id,
+            "description": self.rma_id.description,
             "sale_line_id": line.id,
             "product_id": line.product_id.id,
             "lot_id": lot and lot.id or False,