The on_change_party set the default currency from the company and methods from the party. Closes #14149 (grafted from 28c6378e6e274df23e31f85bdc9062a28f2b6fdd) --HG-- branch : 6.0
Closes #13868 (grafted from 0ea68af90f3ef7059c7c9c7a33d13fa216e23bc4) --HG-- branch : 6.0
--HG-- branch : 6.0