update gem file

Gemfile

@@ -29,17 +29,6 @@ gem 'cssbundling-rails'
 
 # Build JSON APIs with ease [https://github.com/rails/jbuilder]
 gem 'jbuilder'
-
-# Use Redis adapter to run Action Cable in production
-# gem "redis", "~> 4.0"
-
-# Use Kredis to get higher-level data types in Redis [https://github.com/rails/kredis]
-# gem "kredis"
-
-# Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
-# gem "bcrypt", "~> 3.1.7"
-
-# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
 
 # Reduces boot times through caching; required in config/boot.rb
@@ -59,14 +48,7 @@ group :development, :test do
 end
 
 group :development do
-  # Use console on exceptions pages [https://github.com/rails/web-console]
   gem 'web-console'
-
-  # Add speed badges [https://github.com/MiniProfiler/rack-mini-profiler]
-  # gem "rack-mini-profiler"
-
-  # Speed up commands on slow machines / big apps [https://github.com/rails/spring]
-  # gem "spring"
 end
 
 group :test do