[FIX] account_asset: entries should have the commercial partner if exist
[FIX] account_asset: entries should have the commercial partner if exist

Have a partner, who is an individual, but also a child of a company
Make a deferred revenue as that partner as customer
Validate, and make some entries

Before this commit, the literal partner (the individual) was the one set
on the account.move.line

after this commit, and following what is done for invoices entries,
the commercial partner is set on the account.move.line

OPW 2038774

closes odoo/odoo#34969

Signed-off-by: Quentin De Paoli (qdp) <e3f4db239cf86136ad4659223e6cc0134ae205fb@openerp.com>
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo