Fixing error on installation (#301)

* Update install_generator.rb

Signed-off-by: Yury Izotov <[email protected]>

* Update install_generator.rb

Co-authored-by: stephann <[email protected]>
Signed-off-by: Yury Izotov <[email protected]>

---------

Signed-off-by: Yury Izotov <[email protected]>
Co-authored-by: stephann <[email protected]>

Author: pandalowry

lib/generators/ruby_ui/install/install_generator.rb

@@ -42,7 +42,7 @@ def install_ruby_ui_initializer
 
       def add_ruby_ui_module_to_components_base
         say "Adding RubyUI Kit to Components::Base"
-        insert_into_file Rails.root.join("app/components/base.rb"), after: "include Components" do
+        insert_into_file Rails.root.join("app/components/base.rb"), after: "class Components::Base < Phlex::HTML" do
           "\n  include RubyUI"
         end
       end