Lock down minitest version.

5.10.2 is broken

Author: Ross-Hunter

jsonapi-resources.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency 'bundler', '~> 1.5'
   spec.add_development_dependency 'rake'
-  spec.add_development_dependency 'minitest'
+  spec.add_development_dependency 'minitest', '~> 5.10', '!= 5.10.2'
   spec.add_development_dependency 'minitest-spec-rails'
   spec.add_development_dependency 'simplecov'
   spec.add_development_dependency 'pry'