Try removing all dev dependencies

Author: santib

rack-attack.gemspec

@@ -44,9 +44,4 @@ Gem::Specification.new do |s|
   if RUBY_ENGINE == "ruby"
     s.add_development_dependency 'byebug', '~> 11.0'
   end
-
-  s.add_development_dependency "activesupport"
-  # Fix activesupport Direct version requirement on connection_pool
-  # can be removed once https://github.com/rails/rails/issues/56291 is ixed and released
-  s.add_development_dependency "connection_pool", "~> 2.5"
 end