Improve version requirements of some development dependencies

Author: tiagopog

jsonapi-utils.gemspec

@@ -21,13 +21,13 @@ Gem::Specification.new do |spec|
 
   spec.add_runtime_dependency 'jsonapi-resources', '0.9.11'
 
-  spec.add_development_dependency 'bundler', '>= 1.14'
-  spec.add_development_dependency 'rake', '~> 12.3.3'
-  spec.add_development_dependency 'rails', ENV['RAILS_VERSION'] || '~> 5.2.4'
+  spec.add_development_dependency 'bundler', '~> 1.14', '>= 1.14'
+  spec.add_development_dependency 'rake', '~> 12.3', '>= 12.3.3'
+  spec.add_development_dependency 'rails', (ENV['RAILS_VERSION'] || '~> 5.2'), '>= 5.2.4'
   spec.add_development_dependency 'sqlite3', '~> 1.4'
-  spec.add_development_dependency 'rspec-rails', '~> 3.9.0'
+  spec.add_development_dependency 'rspec-rails', '~> 3.9', '>= 3.9.0'
   spec.add_development_dependency 'factory_bot', '~> 5.1'
   spec.add_development_dependency 'smart_rspec', '~> 0.1.6'
-  spec.add_development_dependency 'pry', '~> 0.12.2'
-  spec.add_development_dependency 'pry-byebug'
+  spec.add_development_dependency 'pry', '~> 0.12', '>= 0.12.2'
+  spec.add_development_dependency 'pry-byebug', '~> 3.7', '>= 3.7.0'
 end