Update README.md

Co-authored-by: Adam ⚛ Stegman <[email protected]>

README.md

@@ -88,16 +88,16 @@ In `config/initializers/devise.rb`:
     # Lambda that is called if Devise.saml_update_user and/or Devise.saml_create_user are true.
     # Receives the model object, saml_response and auth_value, and defines how the object's values are
     # updated with regards to the SAML response. 
-    # config.saml_update_resource_hook = -> (model, saml_response, auth_value) {
+    # config.saml_update_resource_hook = -> (user, saml_response, auth_value) {
     #   saml_response.attributes.resource_keys.each do |key|
     #     user.send "#{key}=", saml_response.attribute_value_by_resource_key(key)
     #   end
     #
     #   if (Devise.saml_use_subject)
-    #     model.send "#{Devise.saml_default_user_key}=", auth_value
+    #     user.send "#{Devise.saml_default_user_key}=", auth_value
     #   end
     #
-    #   model.save!
+    #   user.save!
     # }
 
     # Lambda that is called to resolve the saml_response and auth_value into the correct user object.