Remove conflicting helper for rails 8.1 compatibility

Author: justalever

app/helpers/railsui/host_route_fallback_helper.rb

@@ -14,13 +14,6 @@ class Engine < ::Rails::Engine
       end
     end
 
-    initializer "my_engine.view_helpers" do
-      ActiveSupport.on_load(:action_view) do
-        # automatic main_app where it counts
-        include Railsui::HostRouteFallbackHelper
-      end
-    end
-
     initializer "railsui.setup" do |app|
       config.assets.precompile << "railsui_manifest.js" if Rails.env.development?
     end