view `base.res_partner_view_form_private`.
Currently, when user setting data for accounting or payroll, the bank
had not set yet.
Therefore, they have to open Contacts to adding new bank, then back to
Employees to check if bank available.
This PR will adding bank_id to improve UX make fewer duplicate processes
closesodoo/odoo#94230
X-original-commit: 5ce0b0217b897ad49e03467c57a393f27067ac3a
Signed-off-by: Yannick Tivisse (yti) <yti@odoo.com>