[FIX] account_asset: asset creation from a vendor bill

It wasn't possible to validate a vendor bill
using a product with an asset type due to the fact
the `default_type: in_invoice` was propagated through the
context to the asset creation, and `in_invoice` is not a valid
type for an asset.

opw-689897

addons/account_asset/models/account_invoice.py

@@ -20,7 +20,13 @@ class AccountInvoice(models.Model):
                 asset_ids = self.env['account.asset.asset'].sudo().search([('invoice_id', '=', inv.id), ('company_id', '=', inv.company_id.id)])
                 if asset_ids:
                     asset_ids.write({'active': False})
-            inv.invoice_line_ids.asset_create()
+            context = dict(self.env.context)
+            # Within the context of an invoice,
+            # this default value is for the type of the invoice, not the type of the asset.
+            # This has to be cleaned from the context before creating the asset,
+            # otherwise it tries to create the asset with the type of the invoice.
+            context.pop('default_type', None)
+            inv.invoice_line_ids.with_context(context).asset_create()
         return result