Refactor: replace whitelist_mode mentions with limited_federation_mode (#26252)

app/controllers/api/base_controller.rb

@@ -8,7 +8,7 @@ class Api::BaseController < ApplicationController
   include AccessTokenTrackingConcern
   include ApiCachingConcern
 
-  skip_before_action :require_functional!, unless: :whitelist_mode?
+  skip_before_action :require_functional!, unless: :limited_federation_mode?
 
   before_action :require_authenticated_user!, if: :disallow_unauthenticated_api_access?
   before_action :require_not_suspended!
@@ -150,7 +150,7 @@ class Api::BaseController < ApplicationController
   end
 
   def disallow_unauthenticated_api_access?
-    ENV['DISALLOW_UNAUTHENTICATED_API_ACCESS'] == 'true' || Rails.configuration.x.whitelist_mode
+    ENV['DISALLOW_UNAUTHENTICATED_API_ACCESS'] == 'true' || Rails.configuration.x.limited_federation_mode
   end
 
   private