Fix typo for error message when 2 fiscal years have the same invoice sequence

issue3575
review2551002
(transplanted from a9af21a256a33cb72307710da3b95fdee739369b)

--HG--
extra : transplant_source : %A9%AF%21%A2V%A3%3C%B7%23%07q%0D%A3%B9_%DE%E796%9B
Add missing 'invoice_type' to on_change of product

invoice_type is used in the on_change method of product.

issue3586
review2731002
(transplanted from 65bde6c273e26f8eb6cd7c5bff9ee5dab7ae7502)

--HG--
extra : transplant_source : e%BD%E6%C2s%E2o%8E%B6%CD%7C%5B%FF%9E%E5%DA%B7%AEu%02