884: Upgrade bundler

Author: ehimen-io

tijuana_client.gemspec

@@ -26,7 +26,7 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency 'faraday', '~> 2.0'
 
   # Development dependencies
-  spec.add_development_dependency 'bundler', '~> 2.0'
+  spec.add_development_dependency 'bundler', '~> 4.0'
   spec.add_development_dependency 'pry', '~> 0.14'
   spec.add_development_dependency 'pry-byebug', '~> 3.0'
   spec.add_development_dependency 'rake', '~> 13.0'