delete the enabled_oauth_sign_in_sources after getting it's value into...

delete the enabled_oauth_sign_in_sources after getting it's value into enabled_oauth_sign_in_sources

just delete enabled_oauth_sign_in_sources and get it's value

app/controllers/admin/application_settings_controller.rb

@@ -53,14 +53,12 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
       end
     end
 
-    enabled_oauth_sign_in_sources = params[:application_setting][:enabled_oauth_sign_in_sources]
+    enabled_oauth_sign_in_sources = params[:application_setting].delete(:enabled_oauth_sign_in_sources)
 
     params[:application_setting][:disabled_oauth_sign_in_sources] =
       AuthHelper.button_based_providers.map(&:to_s) -
       Array(enabled_oauth_sign_in_sources)
 
-    params[:application_setting].delete(:enabled_oauth_sign_in_sources)
-
     params.require(:application_setting).permit(
       :default_projects_limit,
       :default_branch_protection,