[Fix 17.0] hr_expense_invoice

[TheCloneMaster]

Fixes issue:
#273

If an expense report includes invoices from diferent providers, when posting move the report moves to "paid" and invoices are not reconciled as paid, as it fails to reconcile the lines with the transfer moves.

Use the correct partner, from current expense line from the report, not always the same partner from first expense line

[pedrobaeza]

Please use proper commit message: https://github.com/OCA/odoo-community.org/blob/master/website/Contribution/CONTRIBUTING.rst#commit-message and respect pre-commit formatting.

[TheCloneMaster]

Hope it has correct format now
Thanks

[pedrobaeza]

The commit message and pre-commit stays the same:

You can't amend it from GitHub. You need to do another edit/PR, or use your computer to pull the branch, amend it, and push again.

The proper commit message is:

[FIX] hr_expense_invoice: Proper partner

If an expense report includes invoices from different providers,
when posting move the report moves to "paid" and invoices are not
reconciled as paid, as it fails to reconcile the lines with the
transfer moves.

Use the correct partner, from current expense line from the report,
not always the same partner from first expense line.

Fixes #273

[TheCloneMaster]

I think I better close this one, and try again with your guidelines!
Thanks!!