[FIX] auth_saml: fix sending password change mail when blanking password

Author: vincent-hatakeyama

auth_saml/models/res_users_saml.py

@@ -29,5 +29,6 @@ def create(self, vals_list):
         # Redefined to remove password if necessary
         result = super().create(vals_list)
         if not self.env["res.users"].allow_saml_and_password():
-            result.mapped("user_id").write({"password": False})
+            # Avoid sending a security mail by using this method instead of a write
+            result.mapped("user_id")._set_password_blank()
         return result

auth_saml/readme/newsfragments/+no-password-mail.bugfix.rst

@@ -0,0 +1 @@
+Fix sending a mail when configuring SAML for a user.