[FIX] auth_signup: translate password reset email
[FIX] auth_signup: translate password reset email

The password reset email is in the language of the user clicking on the button,
not in the one of the targeted user.

Fixes #9194
Closes ##9195

Conflicts:
	addons/auth_signup/res_users.py

markeTIC/OCB,Daniel-CA/odoo,factorlibre/OCB,markeTIC/OCB,ehirt/odoo,Antiun/odoo,Daniel-CA/odoo,factorlibre/OCB,spadae22/odoo,markeTIC/OCB,Daniel-CA/odoo,Antiun/odoo,Antiun/odoo,ehirt/odoo,spadae22/odoo,ehirt/odoo,Daniel-CA/odoo,Daniel-CA/odoo,markeTIC/OCB,ehirt/odoo,spadae22/odoo,ehirt/odoo,markeTIC/OCB,ehirt/odoo,factorlibre/OCB,factorlibre/OCB,spadae22/odoo,Antiun/odoo,Daniel-CA/odoo,Antiun/odoo,spadae22/odoo,ehirt/odoo,factorlibre/OCB,Daniel-CA/odoo,Antiun/odoo,factorlibre/OCB,spadae22/odoo,markeTIC/OCB,Antiun/odoo,spadae22/odoo,markeTIC/OCB,factorlibre/OCB