Gemfile in api-auth-2.1.0 vs Gemfile in api-auth-2.2.0

@@ -1,7 +1,4 @@
 source 'https://rubygems.org'
 gemspec
 
-gem 'rake', '< 11.0', :platforms => :ruby_18
-gem 'tins', '< 1.7',  :platforms => :ruby_19 # amatch dependency
-
-gem 'rubocop', :platforms => [:ruby_19, :ruby_20, :ruby_21, :ruby_22, :ruby_23]
+gem 'rubocop', platforms: %i[ruby_20 ruby_21 ruby_22 ruby_23 ruby_24]