chore(deps): update dependency rubocop to '~> 1.71.0'

Author: renovate[bot]

ruby/cucumber-messages.gemspec

@@ -26,7 +26,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'cucumber-compatibility-kit', '~> 15.0'
   s.add_development_dependency 'rake', '~> 13.1'
   s.add_development_dependency 'rspec', '~> 3.13'
-  s.add_development_dependency 'rubocop', '~> 1.50.2'
+  s.add_development_dependency 'rubocop', '~> 1.71.0'
   s.add_development_dependency 'rubocop-performance', '~> 1.21.0'
   s.add_development_dependency 'rubocop-rake', '~> 0.6.0'
   s.add_development_dependency 'rubocop-rspec', '~> 2.25.0'