rails_admin Translation fixes

config/initializers/rails_admin.rb

@@ -15,7 +15,7 @@ RailsAdmin.config do |config|
   # config.authorize_with :pundit
   config.authorize_with do
     unless current_user&.admin?
-      flash[:alert] = 'Access denied.'
+      flash[:alert] = t('application.not_authorized')
       redirect_to main_app.root_path
     end
   end

config/locales/en.yml

@@ -262,7 +262,7 @@ en:
       user_activity_history: User Activity History
       rfc_activity_history: RfC Activity History
     rails_admin:
-      show: "Rails admin"
+      show: "Rails Admin"
   consumers:
     show:
       link: Consumer