[FIX] Fix wrong unit price on invoice genereted by stock picking when uos is used

[IMP] Rounding not necessary

addons/sale_stock/sale_stock.py

@@ -390,6 +390,8 @@ class stock_move(osv.osv):
                     sale_line.order_id.partner_id, context=context)[sale_line.order_id.pricelist_id.id]
             else:
                 res['price_unit'] = sale_line.price_unit
+            uos_coeff = move.product_uom_qty and move.product_uos_qty / move.product_uom_qty or 1.0
+            res['price_unit'] = res['price_unit'] / uos_coeff
         return res